- 39 is ...
- the atomic number of Yttrium.
- the number of activities prohibited on Shabbat, according to Halakha.
- the number of defining statements of Anglican Church doctrine, and the number of books in the Old Testament (in the Protestant canon).
- a semiprime (the product of two primes, 3 and 13), the sum of five consecutive primes (3 + 5 + 7 + 11 + 13) and the sum of the first three powers of 3 (31 + 32 + 33).
- the age of Martin Luther King, Jr. when he was assassinated, and the age of Neil Armstrong when he became the first human to set foot on the moon.
- the duration, in nanoseconds, of the nuclear reaction in the largest nuclear detonation ever performed.
- the smallest integer which has three partitions into three parts which all give the same product when multiplied: {25, 8, 6}, {24, 10, 5}, {20, 15, 4}.
- according to David Wells in The Penguin Dictionary of Curious and Interesting Numbers, the smallest mathematically uninteresting number (which, seemingly, makes it interesting).
- the number of lashes traditionally given to Roman slaves when beaten, and to persons given punishment by the Sanhedrin.
- the number of the 39th shortest of the primary two-digit Interstate highways.
- Japanese Internet chat slang for "thank you" when written with numbers.
- the age I'll be in a week.
- the number of activities prohibited on Shabbat, according to Halakha.
Updated: restaurant list.
