The book is now available! 1330
(another Prime Pages' Curiosity)
Prime Curios!

Valid HTML 4.01!

Curios: Curios Search:
 

Participate:
Share
GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ The largest known natural number n such that n - 3k, with n > 3k, is prime for all k > 0. [Capelle]

+ 1330 is the only number m less than 7777777 such that |m - 3^k| is prime for k = 1, 2, . . . , 9. [Firoozbakht]

+ 1330 begins the first decade of numbers, 10n through 10n + 9, where n is a nonnegative integer, in which 10n + 5 is divisible by 3 and there are no primes. [Litman]

+ There are 1330 sphenic numbers whose the prime factors are double-digit primes. May we call them “2-sphenic numbers”? [Loungrides]

  To link to this page use /curios/page.php?number_id=1355



Prime Curios! © 2000-2019 (all rights reserved)  privacy statement   (This page was generated in 0.0081 seconds.)