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

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MnStatusDetails
5227Composite, with 3 known prime factors. Cofactor is PRP (Probable-Prime).
Factored
FactorDigitsBitsDate
1129033720.1old
47126633825.5old
2274822180171237.7old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-11-09kkmrkkblmbrbkPRP_PRP_PRP_PRP_3505313
History
DateUserTypeResult
2017-11-09kkmrkkblmbrbkP-PRP
M5227/1129033/47126633/227482218017 is a probable prime.
2009-03-05-Anonymous-F
Factor: 227482218017
2009-03-05-Anonymous-F
Factor: 47126633