questions about numbers

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0
votes
1answer
56 views

using a men's mikvah twice if tamei or just once?

If someone is tamei, does that person have to use the mikvah twice or once is enough? If you have to use it twice how is this done?
11
votes
3answers
245 views

What's the reason for the opinion that one must wash their hands thrice before eating bread?

Some sects of Ashkenazim (mostly Litvish) wash their hands only twice, while some Sephardim and some Hasidim wash three times. Based on this answer I know that the first splash gets rid of the ...
-6
votes
1answer
62 views

Kitzur Shulchan Aruch Statistics

(Answered) How many Simanim are in the Kitzur Shulchan Aruch (How many words are in the Kitzur Shulchan Aruch How many letters are in the Kitzur Shulchan Aruch) (Not Answered) How many Sifim are ...
6
votes
3answers
111 views

Why 1 box for the tefillin shel yad and 4 boxes for the shel rosh?

Why does the tefillin shel yad (hand) have 1 box and the shel rosh (head) have 4 boxes? I know it's because of the physical "structure", i.e. - the yad has 1 parchment and the rosh has 4 separate ...
1
vote
1answer
413 views

How many words are there in Tanach?

How many letters are in the Torah? How many words are in the Torah? How many verses are in the Torah? How many chapters are in the Torah? How many letters, words, verses, and chapters are in every ...
-4
votes
2answers
156 views

Talmud Statistics

How many letters are in the Talmud?* How many words are in the Talmud? How many dafim are in the Talmud? How many tractates are in the Talmud? How many letters, words, and dafim are in every ...
3
votes
1answer
136 views

38 years or 40 years in the desert?

I'm confused regarding several apparently contradictory verses: Bamidbar 14:33 says that B;nai Yisra'el will wander the desert for 40 years. In Devarim 1:19 - 22, Moshe says that they arrived at ...
6
votes
1answer
116 views

Source for # times chai?

I often see donation requests with amounts in multiples of $18. I would like to know the source for giving charity of the numeric value of the Hebrew word chai (18) and its multiples.
13
votes
2answers
188 views

How long did Chava (Eve) live?

The Torah tells us that Adam HaRishon lived for 930 years. Is there a source that tells us for how long Chava (Eve) lived? I have been unable to find any source that discusses how old Chava was when ...
3
votes
0answers
183 views

What do Chazal mean when they say that when Moshiach comes there will be another note added to the octave making a total of 8 notes?

Related: What were Chazal referring to when they said there were 7 notes in a musical octave? There is a well known Medrash (anyone help with the source?) [I think on the Posuk 'Lamnatzeich Al ...
1
vote
4answers
46 views

Shemona Ve'esrim Umeya - mi yodeya?

Who knows one hundred twenty-eight? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...
2
votes
4answers
67 views

Shnayim Ve'arba'im Umatayim - mi yodeya?

Who knows two hundred forty-two? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go on ...
4
votes
1answer
82 views

Two simultaneous shoftim

According to the timeline of the shoftim in the Artscroll Tanakh (supposedly based on the Vilna Gaon), Barak and Devorah served as judges of Israel at the same time. Why was it necessary for them both ...
7
votes
1answer
529 views

How Many Stones to Place on a Grave?

When visiting a gravesite, my Jewish relatives always place small stones on the gravestone as a showing of respect for the dead. They typically place one stone on the gravestone, but I find myself ...
21
votes
7answers
946 views

Why the vast difference of opinion about the age of the Universe?

5770 and 13,000,000,000 is a big difference! I am looking for a good explanation to the difference opinion of the age of the universe. Please help me out!
3
votes
1answer
91 views

Counting Jews with non-Jews

There is a prohibition of counting Jews (see here) for a number of reasons: 1) Out of love for His people, G‑d counted us at important junctures of our history. The completion of the Tabernacle ...
0
votes
1answer
214 views

Pidyon HaBen rate

About how many pidyon haben ceremonies are required to be performed per 1000 Jewish births in the past few decades? The requirements for a pidyon haben are: Both parents are Israel, not Kohen or ...
6
votes
3answers
163 views

Why were the Jews punished for 40 years if the spies were the ones who were there for 40 days?

Rashi (Bemidbar 13:25) implies that the Jews were in the Sinai Desert for 40 years in response to the spies being in the Land of Israel for 40 days. While the spies had 40 days worth of planning to ...
2
votes
5answers
82 views

Shisha Vachamishim Umeya - mi yodeya?

Who knows one hundred fifty-six? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go on ...
6
votes
12answers
146 views

Shnayim Ve'arba'im - mi yodeya?

Who knows forty-two? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
1answer
83 views

Bamidbar: What makes Shimon different?

During krias haTorah, I noticed that while during the counting, most tribes were counted like this (taking Yehuda as an example): לבני יהודה תולדתם למשפחתם לבית אבותם במספר שמות מבן עשרים שנה ...
3
votes
1answer
218 views

How was Moses able to speak to at least 600,000 people?

The book of Exodus says that Israelites had 600,000 men of fighting age. And often it has paragraphs like this: Exodus 35:4 (JPS): And Moses spoke unto all the congregation of the children of ...
8
votes
2answers
144 views

Is there a limit to the number of names you can give someone?

I have two Hebrew names. One of my sons has 3. Many people I know have 3; someone I called to the Torah had 4. At 3, people who have to address you often, (rebbes, teachers) seem to get confused. ...
12
votes
3answers
426 views

What happened to the bechorim (first-borns)?

In the begining of sefer bamidbar, the males between 20 and 60 are counted and it says that there are over 600,000 of them. Theoretically each, or most, of these people should have had a first-born ...
2
votes
3answers
27 views

Shnayim Vachamishim Umeya - mi yodeya?

Who knows one hundred fifty-two? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go on ...
8
votes
2answers
120 views

Why not count 50 days of the omer instead of 49?

The verse in Vayikra (23:16) says: עד ממחרת השבת השביעית תספרו חמישים יום even unto the morrow after the seventh week shall ye number fifty days (OJPS, emphasis added) In my experience the ...
8
votes
2answers
718 views

The blessing for 600,000 Jews

The Gemara (Berakhot 58b) mentions that upon seeing 600,000 Jews one says the blessing "Baruch...Chacham HaRazim" (Who knows all secrets), and this is halacha (Sh.A. O.C. 224:5). Does any know of any ...
1
vote
1answer
112 views

Why is the mitzvah to love the convert the one that is most often repeated in the Torah?

While I have no exact count, I read somewhere (don't recall if it was Ramba"m or similar source) that loving the convert is the one mitzvah that is repeated most often in the Torah. If this is true, ...
5
votes
2answers
119 views

Achad Asar Ushlosh Meyot - mi yodeya?

Who knows three hundred eleven? ?אחד עשר ושלוש מאות - מי יודע In the spirit of the song "Echad - mi yodeya", please post interesting and significant Jewish facts about the number 311. Give up on ...
0
votes
5answers
79 views

Shisha Veshiv'im Umeya - mi yodeya?

Who knows one hundred seventy-six? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...
2
votes
4answers
58 views

Shemona Ushloshim Umeya - mi yodeya?

Who knows one hundred thirty-eight? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting answers. Accept the best answer. Go ...
3
votes
1answer
72 views

Number of righteous necessary to save Sedom

Regarding the number of righteous necessary to save Sedom (Bereishis 18:23-33), Rashi and all the other commentaries I have seen (Kli Yakar, Seforno, Or Hachaim, others) explain the descending order ...
1
vote
3answers
109 views

why do the festivals of sukkot and pesach last seven days

What is the reason for the festivals of sukkot and pesach lasting seven days. Is there a significance/reason to the number seven here?
1
vote
1answer
157 views

Giving a slave multiple wives

The posuk says I can provide my Jewish servant with a slavewoman to make me children-slaves. Can I give him multiple wives?
4
votes
1answer
136 views

Will the mesiah build the 3rd temple?

Some sites claim that the messiah will build the 3rd temple. Another says that the next temple, will, obviously be the 3rd. However, Ezekiel simply envision an eternal temple. He never said it'll be ...
4
votes
6answers
195 views

Ehad Mi Yodea on the mishnayos

I have an idea to compile a song for the Passover Seder. It is based on the famous "Ehad Mi Yodea", but the answers to the question should be mishnayos mentioning the number. The intention is to make ...
3
votes
2answers
107 views

amount of wood needed for the mizbeach (altar)

The Talmud (Yoma 39a) says that during the 40 years shimon hatzadik was high priest only two logs were added to the altar in the temple every day. Is this to be taken literally? Also, what was the ...
1
vote
1answer
66 views

Why do we abbreviate the Jewish year to the hundreds column?

The current Jewish year is 5774 however it is popularly abbreviated as 774 - תשע״ד. I would like to know why this abbreviation was adopted. I realize that to write out the number 5,000 would require ...
1
vote
5answers
85 views

Chamisha Ve'arba'im - mi yodeya?

Who knows forty-five? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
1answer
112 views

420 Noachide Commandments?

I know there are seven specific commandments to noachides but recently I was talking to a Rabbi who told me actually noachides have 420 commandments and the Jewish nation has 613. Can anyone point me ...
3
votes
6answers
95 views

Shelosha Ve'arba'im - mi yodeya?

Who knows forty-three? Please cite/link your sources, if possible. At some point in the next few days, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
8answers
164 views

Echad Ve'arba'im - mi yodeya?

Who knows forty-one? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
15answers
206 views

Arba'im - mi yodeya?

Who knows forty? Please cite/link your sources, if possible. At some point after Shabbat, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
2
votes
7answers
67 views

Tish'a Ushloshim - mi yodeya?

Who knows thirty-nine? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
4
votes
1answer
125 views

Were the there only 55 שמיטה years between the Exodus and the First Temple?

The sefer Sifsei Cohen (not to be confused with the commentary on the Shulchan Aruch) on VaYetzeh, Beraishis 28:13 writes the following: ואמר הארץ אשר אתה שוכב עליה לך אתננה...עוד אתננה אתן נה פי׳ ...
5
votes
1answer
247 views

Parshas Tzav - 96 Pesukim?

At the end of each Parsha many Chumashim have the number of Pesukim that are in that Parsha. By Parshas Tzav they all say 96 which is the Gematria of Tzav צו. However if counted there are 97 Pesukim. ...
3
votes
7answers
63 views

Shiv'a Ushloshim - mi yodeya?

Who knows thirty-seven? Please cite/link your sources, if possible. After about one business day, I will: Upvote all interesting answers. Accept the best answer. Go on to the next number.
3
votes
0answers
164 views

Women having more than one set of earrings?

I've heard women can only have one earring (on each ear). Where is the source for this? I know some women who have earrings going up their ear, which is not that tznius, but is it against halacha?
7
votes
2answers
98 views

How large is a typical contemporary hagada commentary?

In a contemporary published hagada with commentary, how many total words does the commentary typically comprise? (For comparison, "Hagada - Mi Yodeya?", in its current form, weighs in at about 14,000 ...
3
votes
4answers
64 views

Shnayim Vachamishim Umatayim - mi yodeya?

Who knows two hundred fifty-two? Please cite/link your sources, if possible. At some point at least twenty-four hours from now, I will: Upvote all interesting and relevant answers. Accept the what ...