48. LARGEST PRIME NUMBER | |||
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The largest prime, announced in the **first week of February, 2013** is

Primes of the above form 2^{p} - 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

This had under 13 million digits.

This information can be updated from the 'Net'.

2^{57,885,161} - 1

Primes of the above form 2

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

The previous Mersenne prime was

2^{43,112,609} - 1

This had under 13 million digits.

This information can be updated from the 'Net'.