
Curios:
Curios Search:
Participate: 
GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) 608191 inverted (161809) becomes the smallest 2sphenic number whose concatenation of prime factors (43 × 53 × 71) create four primes, i.e., 435371, 437153, 534371, 537143. Can you find another such prime? [Loungrides]
Prime Curios! © 20002019 (all rights
reserved)
privacy statement
(This page was generated in 0.0195 seconds.)
