264
This number is a composite.
Just showing those entries submitted by 'Honaker': (Click here to show all)
2642 is the smoothly undulating palindromic sum of a twin prime pair {34847 + 34849}. Note that the neutral pion (π0) has a mass of about 264 times that of the electron. [Honaker]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell