Megaprime

A megaprime is a prime number with at least one million decimal digits[1] (whereas titanic prime is a prime number with at least 1000 digits, and gigantic prime has at least 10000 digits).

As of 25 December 2011 (2011 -12-25), 41 megaprimes are known.[2] The first to be found was the Mersenne prime 26972593−1 with 2,098,960 digits, discovered in 1999 by Nayan Hajratwala, a participant in the distributed computing project GIMPS.[3][4]

The term bevaprime has also been proposed as a term for a prime with at least 1,000,000,000 digits.[4]

See also

References

  1. ^ Chris Caldwell, The Prime Glossary: megaprime at The Prime Pages. Retrieved on 2008-01-04.
  2. ^ Chris Caldwell, The Largest Known Primes at The Prime Pages. Retrieved on 2011-12-25.
  3. ^ GIMPS press release, GIMPS Finds First Million-Digit Prime. Retrieved on 2008-01-04.
  4. ^ a b Chris Caldwell, The Largest Known Prime by Year: A Brief History at The Prime Pages. Retrieved on 2008-09-28.

External links