77232917

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The exponent in the fiftieth known Mersenne prime is a concatenation of two four-digit primes, 7723 and 2917. These primes have the same prime sum of digits, (19). Note that this is the 2nd case in which the exponent in a Mersenne prime is a concatenation of two primes with the same length. The first such case is the exponent 859433 in the 33rd Mersenne prime. [Loungrides]

Submitted: 2018-01-05 19:08:34;   Last Modified: 2022-03-03 03:21:12.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell