5701

This number is a prime.

+ The only 4-digit prime whose the square consists of the first six digits, 0, 1, 2, 3, 4, 5, i.e., 5701^2=32501401. [Loungrides]

+ The smallest Honaker prime whose prime index is an emirp. [Bajpai]

+ The smallest prime that remains prime for D = 1 to 5 in 5D7D0D1. Primes produced are 5171011, 5272021, 5373031, 5474041 and 5575051. [Gupta]

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

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