12904149405941903143

This number is a prime.

                                                       1290414940 5941903143

+ The smallest emirp that is the sum of the cubes of three consecutive triangular numbers: (1624503^3 + 1626306^3 + 1628110^3). [Jha]

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