98441...14489 (27-digits)
This number is a prime.
9844179 8404009004 0489714489
A palindromic prime of the form k + (k + 1)2, where k is 31375435997608. [De Geest]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
9844179 8404009004 0489714489
A palindromic prime of the form k + (k + 1)2, where k is 31375435997608. [De Geest]