86843
This number is a prime.
The smallest Sophie Germain prime whose sum of reciprocals
of digits equals one. [Gaydos]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
The smallest Sophie Germain prime whose sum of reciprocals
of digits equals one. [Gaydos]