1181

This number is a prime.

Just showing those entries submitted by 'Loungrides': (Click here to show all)

+ The sum of first 11 primes ending with 1 is an invertible emirp beginning with 11, (the smallest strobogrammatic prime), i.e., 11+31+41+61+71+101+131+151+181+191+211=1181. [Loungrides]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell