Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
52435337Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
13081274245723884885612270.12011-04-26 18:40:56
History
DateUserTypeResult
2011-04-26Jack The RipperF
Factor: 1308127424572388488561
2010-09-10Pi_RhoNF
no factor from 2^68 to 2^69
2009-04-26searchingforprimesNF
no factor from 2^67 to 2^68
2008-12-18Sturle SundeNF
no factor from 2^66 to 2^67
2008-12-16starrynteNF
no factor from 2^65 to 2^66
2008-12-12DemosthenesNF
no factor from 2^64 to 2^65
2008-10-25DerekNF
no factor to 2^64