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712 Aircraft Repair Plant
71 may refer to: * 71 (number) * one of the years 71 BC, AD 71, 1971, 2071 * '71 (film), 71'' (film), 2014 British film set in Belfast in 1971 * ''71: Into the Fire'', 2010 South Korean film See also * List of highways numbered * {{Number disambiguation ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
71 (number)
71 (seventy-one) is the natural number following 70 (number), 70 and preceding 72 (number), 72. __TOC__ In mathematics 71 is: *the 20th prime number. The next is 73 (number), 73, with which it composes a twin prime. *a permutable prime and emirp with 17 (number), 17. *is the largest number which occurs as a prime factor of an order of a sporadic simple group. *the sum of three consecutive primes: 19 (number), 19, 23 (number), 23 and 29 (number), 29. *a centered heptagonal number. *an Eisenstein prime with no imaginary part and real part of the form 3''n'' – 1. *a Pillai prime, since 9! + 1 is divisible by 71 but 71 is not one more than a multiple of 9. *the largest (15th) Supersingular prime (moonshine theory), supersingular prime, which is also a Chen prime. *part of the last known pair (71, 7) of Brown numbers, since 712 = 7! + 1. *the twenty-third term of the Euclid–Mullin sequence, as it is the least prime factor of one more than th ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |