52687

Appears in sequences

• Numbers n such that phi(reverse(n)) = sigma(n).at n=15A070835
• Members of a pair (m,n) such that sigma(m) = sigma(n) = sigma(n-m), m < n where sigma = A000203.at n=21A239939
• Members of a pair (m,n) such that sigma(m) = sigma(n) = sigma(n-m), m < n where sigma = A000203.at n=23A239939
• Nonprimes n such that the sum of proper divisors of n and the product of proper divisors of n are both perfect cubes.at n=13A244429
• Consecutive states of the linear congruential pseudo-random number generator (257*s + 41) mod 2^16 when started at s=1.at n=30A384961