5956663003
This number is a prime.
The smallest prime formed by concatenating three
consecutive palindromic triangular numbers, i.e., 595, 666
and 3003. [Bajpai]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
The smallest prime formed by concatenating three
consecutive palindromic triangular numbers, i.e., 595, 666
and 3003. [Bajpai]