115039081

Appears in sequences

• Carmichael numbers which are also base-2 strong pseudoprimes.at n=21A063847
• Imprimitive Carmichael numbers: Carmichael numbers m such that if m = p_1 * p_2 * ... *p_k is the prime factorization of m then g(m) = gcd(p_1 - 1, ..., p_k - 1) > sqrt(lambda(m)), where lambda is the Carmichael lambda function (A002322).at n=25A328935
• Carmichael numbers (A002997) that are not minimal in their family.at n=12A335584