5501
This number is a prime.
Just showing those entries submitted by 'Post': (Click here to show all)
Prime sum of the first five half-quartan primes (primes of
the form p = (x^4 + y^4)/2) and smallest such prime sum: 41 + 313 + 353 + 1201 + 3593 = 5501 is prime. [Post]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell