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

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MnStatusDetails
30543259Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
616235623835245732568204812685.72019-07-18 13:27:09
LL
StatusDateUserResidueShift
Verified (Factored)2006-03-28C. Cooper / S. BooneA479844BDD92566D27093248
Bad2013-01-12SignalsA0DD1FDBB763312715842938
Verified (Factored)2013-04-18mrtA479844BDD92566D17724610
P-1 factors
DateFactorB1B2
2019-07-18616235623835245732568204812750005018750
History
DateUserTypeResult
2019-07-18James HeinrichF-PM1
Factor: 61623562383524573256820481 / (P-1, B1=275000, B2=5018750, E=6)
2018-04-11ramgeisNF
no factor from 2^70 to 2^71
2013-04-18mrtC-LL
A479844BDD92566D
2013-01-12SignalsC-LL
A0DD1FDBB7633127
2012-02-21bcp19NF
no factor from 2^69 to 2^70
2012-02-21bcp19NF
no factor from 2^68 to 2^69