1997333137
This number is a prime.
First prime to contain 28 substring prime numbers. Note that 28 is a Perfect number.
[Blanchette]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
First prime to contain 28 substring prime numbers. Note that 28 is a Perfect number.
[Blanchette]