48. LARGEST PRIME NUMBER
 
Home Menu Previous Next

The largest prime, announced in the first week of February, 2013 is

257,885,161 - 1


Primes of the above form 2p - 1, where p itself is a prime are known as Mersenne primes.

This largest prime has over 17 million digits and is the 48th Mersenne prime.


The previous Mersenne prime was

243,112,609 - 1

This had under 13 million digits.

This information can be updated from the 'Net'.