• 1645333507, 6692367337, 188748146801 As of 2018[update], these are all known Wieferich primes with a ≤ 25. Primes p for which p2 divides (p−1)! + 1. 5, 13, 563...
    106 KB (5,780 words) - 15:00, 14 October 2024
  • In number theory, a Wieferich prime is a prime number p such that p2 divides 2p − 1 − 1, therefore connecting these primes with Fermat's little theorem...
    64 KB (6,958 words) - 08:33, 17 October 2024
  • Arthur Josef Alwin Wieferich (April 27, 1884 – September 15, 1954) was a German mathematician and teacher, remembered for his work on number theory, as...
    4 KB (310 words) - 09:25, 30 May 2024
  • In number theory, a Wall–Sun–Sun prime or Fibonacci–Wieferich prime is a certain kind of prime number which is conjectured to exist, although none are...
    13 KB (1,763 words) - 05:35, 4 May 2024
  • In mathematics, a Wieferich pair is a pair of prime numbers p and q that satisfy pq − 1 ≡ 1 (mod q2) and qp − 1 ≡ 1 (mod p2) Wieferich pairs are named after...
    6 KB (773 words) - 17:27, 2 November 2021
  • Wieferich's theorem may refer to one of the following results named after Arthur Wieferich: Wieferich's criterion for the solubility of the "First Case"...
    307 bytes (77 words) - 11:08, 2 August 2008
  • Primes for which this is true for a = 2 are called Wieferich primes. In general they are called Wieferich primes base a. Known solutions of qp(a) ≡ 0 (mod...
    10 KB (1,378 words) - 20:43, 7 April 2024
  • 3277 – 5th super-Poulet number, decagonal number 3279 – first composite Wieferich number 3281 – octahedral number, centered square number 3286 – nonagonal...
    16 KB (2,081 words) - 09:14, 12 September 2024
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    Primes Wieferich Wall–Sun–Sun Wolstenholme prime Wilson...
    86 KB (13,054 words) - 12:48, 15 October 2024
  • Thumbnail for Prime number
    Primes Wieferich Wall–Sun–Sun Wolstenholme prime Wilson...
    117 KB (14,145 words) - 13:12, 28 September 2024