25 = 5 * 5 In other words, 25’s “prime signature” is 5 * 5. Only 25 has that signature and 5 * 5 only comes out to 25. If you think about the entire range of whole numbers—that is, the ...

In 2017, however, a developer named Mihai Preda designed an open-source program called GpuOwl to continue the Mersenne prime research through these muc-improved machines.

A collaborative computer project has discovered the largest known prime number. The new prime number is nearly one million digits larger than the previous record prime number, in a special class ...

Prime numbers near to each other tend to avoid repeating their last digits, the mathematicians say: that is, a prime that ends in 1 is less likely to be followed by another ending in 1 than one ...

The largest-ever prime number has been discovered at the University of Central Missouri. It breaks the previous record by almost 5 million digits.