
Curios:
Curios Search:
Participate: 
GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The smallest fourdigit emirp with distinct digits. [Capelle] The mouth of a prime volcano (truncated pyramid). 1069 310693 33106933 3331069333 333310693333[Post] 1069 = 1 + 1*3 + 1*3*5 + 1*3*5*7 + 1*3*5*7*9. [Silva] The first "double" super2 emirp, i.e., an emirp p such that 2*p^2 contains twice 2 consecutive 2's in its decimal representation (2*p^2=2285522). [Loungrides] The smallest emirp that is a concatenation of three distinct brilliant numbers (10, 6, 9). [Loungrides] The smallest fourdigit prime requiring seven steps to reach its fixed point under Kaprekar's process. [Honaker] The prime 1069 remains prime for D = 0 to 2 in 1D0D6D9 producing the primes 1000609, 1101619, 1202629. [Rivera]
(There are 3 curios for this number that have not yet been approved by an editor.)
Prime Curios! © 20002019 (all rights
reserved)
privacy statement
(This page was generated in 0.0383 seconds.)
