2351 (another Prime Pages' Curiosity)
 Curios: Curios Search:   Participate: GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits) 2351^ 2351 ends with the digits 2351; There are 6907 digits in 2351! Note that 6907 is prime. 2351 is middle of a sequence of 17 consecutive primes whose sum is also prime: 2293 + 2297 + ... + 2351 + ... + 2393 + 2399 = 39971 is prime, and 17 is prime. 2351 is a prime of the form p^4 - p^2 - p^0, where p=7 is prime. 2351 when written in base 6 is a twin prime: 2*6^3 + 3*6^2 + 5*6 + 1 = 571 and 569,571 are twin primes. 2351 is the smallest prime factor of the Mersenne number 2^47-1; 2351 is the sum of all 3-digit Fibonacci numbers. 2351 is the smallest prime that is the sum of all n-digit Fibonacci numbers. 2351^3 = 12994449551, its reversal, 15594449921, is prime; 2351^4 = 30549950894401, its reversal, 10449805994503, is prime. [Noll] Twenty-three fifty-one (23:51) is the largest prime on a 24-hour clock, in hours and minutes, that is also prime when displayed on a 12-hour clock (11:51) [Homewood] (There is one curio for this number that has not yet been approved by an editor.)   To link to this page use /curios/page.php?number_id=9579 Prime Curios! © 2000-2020 (all rights reserved)  privacy statement   (This page was generated in 0.0144 seconds.)