A 300-billion-digit number is the biggest known pseudoprime, a number which looks like a prime but isn’t. The techniques used to find this behemoth could help keep online transactions secure. The ...

May 30 (UPI) --A shard of smooth bone etched with irregular marks dating back 20,000 years puzzled archaeologists until they noticed something unique - the etchings, lines like tally marks, may have ...

Toronto Metropolitan University provides funding as a founding partner of The Conversation CA. Toronto Metropolitan University provides funding as a member of The Conversation CA-FR. A number is ...

You probably remember prime numbers from school. They’re numbers like 2, 3 and 17, which are only divisible by themselves and one. But the prime numbers you learned in school are puny compared to the ...

Prime numbers—integers that are divisible only by themselves and 1—are the easiest path into understanding both rigor and mysticism in mathematics. Euclid’s proof that there is an infinite number of ...

Using a computer powered by an off-the-shelf Intel Core i5-6600 processor, a FedEx employee from Tennessee has discovered the largest prime number known to humanity. At 23,249,425 digits long, it’s ...