433
This number is a prime.
Just showing those entries submitted by 'Loungrides': (Click here to show all)
The first multidigit prime p such that 30*p+11 starts a
prime quadruplet (13001, 13003, 13007, 13009). Note that
the sums of digits of its members make the first quadruplet
(5, 7, 11, 13). [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell