Thirty Four (34)
34 is the ninth distinct semiprime and has four divisors including unity and itself. Its neighbors, 33 and 35 also are distinct semiprimes having four divisors each, and 34 is the smallest number to be surrounded by numbers with the same number of divisors as it has. It is also in the first cluster of three distinct semiprime, being within; 33,34,35, the next such cluster of semiprimes is; 85,86,87.
It is the ninth Fibonacci number and a companion Pell number. Since it is an odd-indexed Fibonacci number, 34 is a Markov number, appearing in solutions with other Fibonacci numbers, such as (1, 13, 34), (1, 34, 89), etc.
This number is the magic constant of a 4 by 4 normal magic square.
- The atomic number of selenium
- Messier object M34, a magnitude 6.0 open cluster in the constellation Perseus
- The New General Catalogue object NGC 34, a peculiar galaxy in the constellation Cetus
- The Saros number of the solar eclipse series which began on 1917 BC BC August and ended on 384 BC BC February. The duration of Saros series 34 was 1532.5 years, and it contained 86 solar eclipses.
- The Saros number of the lunar eclipse series which began on 1633 BC BC May and ended on 335 BC BC June. The duration of Saros series 34 was 1298.1 years, and it contained 73 lunar eclipses.
- “Rule 34” of the Internet, which states that “If it exists, there is porn of it. No exceptions.”
- The traffic code of Istanbul, Turkey
- “#34,” a song by the Dave Matthews Band
- In the title of the 1947 movie Miracle on 34th Street, remade in 1994
- The number of the French department Hérault
- +34 is the code for international direct-dial phone calls to Spain
- The lucky number of Victor Pelevin’s protagonist Stepan Mikhailov in the novel “Numbers”, published as part of DTT(NN) [Dialectics in Times of Transition (from Nowhere into Nothing)]
- In the book The Count of Monte Cristo, 34 is Edmond Dantès’s prisoner number.