16091

This number is a prime.

+ The next strobogrammatic prime year. [Honaker]

+ The smallest Cyclops non-palindromic strobogrammatic prime. [Loungrides]

+ A prime formed by truncating the leftmost digit from the Mersenne prime exponent of M31, i.e., 216091. Another truncation results in an invertible prime. [Harrison]

+ The smallest strobogrammatic prime that can be expressed as the sum of six consecutive squarefree semiprimes (2654+2661+2669+2681+2705+2721 = 16091). [Bajpai]

+ The smallest strobogrammatic prime that can be expressed as the sum of seven consecutive Yarborough primes (2269 + 2273 + 2287 + 2293 + 2297 + 2333 + 2339). [Jha]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell