6668999101
This number is a prime.
Just showing those entries submitted by 'Loungrides': (Click here to show all)
The largest invertible prime with the least length,
consisting of all the invertible digits and containing the
beast number, so that its inverted prime also contains the
beast number. [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell