11083
This number is a prime.
Just showing those entries submitted by 'Gaydos': (Click here to show all)
The 11083rd triangular number (61421986) and the 11083rd square (122832889) have the same sum of reciprocals of digits (239/72). [Gaydos]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell