13937179
This number is a prime.
The larger member of a twin prime pair. If added to its
reversal, 97173931, the sum is 111,111,110. See the Croft
Spiral Sieve.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
The larger member of a twin prime pair. If added to its
reversal, 97173931, the sum is 111,111,110. See the Croft
Spiral Sieve.