Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
647190109Composite: 2 known prime factors
Factored
FactorDigitsBitsDate
2453150396762769116872167.72016-09-12 20:49:03
2857309810839438862092168.02016-09-12 20:49:03
History
DateUserTypeResult
2016-09-12NipalF
Factor: 245315039676276911687 / TF: 67-70
2016-09-12NipalF
Factor: 285730981083943886209 / TF: 67-70
2014-06-15sasakiNF
no factor from 2^66 to 2^67
2014-03-19america64NF
no factor from 2^65 to 2^66
2010-11-04Architects CubedNF
no factor from 2^64 to 2^65
2010-07-31Architects CubedNF
no factor from 2^63 to 2^64