This number is a prime.

                                                              153 4139560403

+ This prime marks the point at which the mode of a table of the number of times the prime count between successive multiples of 7# (210) is for the first time 7, by being greater than the last such multiple. [Merickel]

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