The book is now available! 101
(just those submitted by Luhn)
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)

Just showing those entries submitted by 'Luhn': (Click here to show all)

+ Combine two digits of a number in order (from right to left) alternating them with + then -. If the result is 0 or a multiple of 101, the prime number 101 divides it. E.g., Is 575519513 divisible by 101? 13 - 95 + 51 - 75 + 05 = -101. Yes! [Luhn]




Prime Curios! © 2000-2019 (all rights reserved)  privacy statement   (This page was generated in 0.0102 seconds.)