228
This number is a composite.
Just showing those entries submitted by 'Luhn': (Click here to show all)
228 ± 1, 822 ± 1 and (228 + 822) ± 1 are all primes. [Luhn]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a composite.
Just showing those entries submitted by 'Luhn': (Click here to show all)
228 ± 1, 822 ± 1 and (228 + 822) ± 1 are all primes. [Luhn]