This number is a prime.

Just showing those entries submitted by 'Loungrides': (Click here to show all)

+ 1487 and its reversal 7841 is the first distinct-digit pair of emirps that are both super-2 primes, i.e., 2*1487^2 = 4422338 and 2*7841^2 = 122962562. [Loungrides]

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell