9929
This number is a prime.
If we eliminate the leading 9, we get the palindromic prime 929. Moreover, 9! + 929 is prime! [Wallrodt]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
If we eliminate the leading 9, we get the palindromic prime 929. Moreover, 9! + 929 is prime! [Wallrodt]