# 11111119

This number is a prime.

Although the near-repdigit prime 11111119 does not appear in the largest known Mersenne prime M51, its twin (11111117) does appear in M51 exactly once." [Harrison]

(There is one curio for this number that has not yet been approved by an editor.)

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell