163

This number is a prime.

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

+ The smallest prime whose reversal is a Hoax number. [Loungrides]

+ 163 and 631 are two primes consisting of the same distinct digits, (1, 3, 6), such that one of these digits is twice the product of the other two, i.e., 6 = 2*(1*3). Note that a concatenation of these primes creates a Cyclops prime, i.e., 6310163. [Loungrides]

(There is one curio for this number that has not yet been approved by an editor.)

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell