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

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MnStatusDetails
60882583Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
221081839667522348818792374.22022-04-20 14:25:00
LL
StatusDateUserResidueShift
Verified (Factored)2013-12-29BuckleC0F3B9330A6748D832224492
Verified (Factored)2021-05-16orrski___C0F3B9330A6748D849338805
History
DateUserTypeResult
2022-04-20Smok_bmv F
Factor: 22108183966752234881879 / TF: 74-75*
2021-05-16orrski___C-LL
C0F3B9330A6748D8
2016-03-07AirSquirrelsNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2013-12-29BuckleC-LL
C0F3B9330A6748D8
2013-02-03NesowaNF-PM1
B1=575000, B2=11931250, E=12
2012-12-10Jerry HallettNF
no factor from 2^70 to 2^73
2011-07-22rglarsonNF
no factor from 2^69 to 2^70
2009-08-02-Anonymous-NF
no factor from 2^68 to 2^69
2009-07-16-Anonymous-NF
no factor from 2^67 to 2^68
2009-07-10Per JessenNF
no factor from 2^66 to 2^67
2009-07-08CeriumNF
no factor from 2^65 to 2^66
2009-03-28-Anonymous-NF
no factor from 2^64 to 2^65
2009-03-28-Anonymous-NF
no factor from 2^63 to 2^64