19
This number is a prime.
Just showing those entries submitted by 'Jung': (Click here to show all)

The are no twin primes between 192 and (19 + 1)2. [Jung]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
Just showing those entries submitted by 'Jung': (Click here to show all)

The are no twin primes between 192 and (19 + 1)2. [Jung]