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

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MnStatusDetails
21401069Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
21081803319322581726789592580.82022-10-29 14:42:01
LL
StatusDateUserResidueShift
Verified (Factored)2004-05-11Michael PaquayBABC8194CF3B02E314661875
Verified (Factored)2009-06-03Matthijs CosterBABC8194CF3B02E310538497
P-1 factors
DateFactorB1B2
2022-10-29210818033193225817267895920000009376467870
History
DateUserTypeResult
2022-10-29LuminescenceF-PM1
Factor: 2108180331932258172678959 / (P-1, B1=2000000, B2=9376467870)
2021-11-04LuminescenceNF-PM1
B1=1000000, B2=30000000
2021-10-24TheJudgerNF
no factor from 2^73 to 2^74
2021-10-24TheJudgerNF
no factor from 2^72 to 2^73
2021-10-01-Anonymous-NF
no factor from 2^71 to 2^72
2021-09-16SRBaseNF
no factor from 2^70 to 2^71
2018-04-02ramgeisNF
no factor from 2^69 to 2^70
2017-12-22VictordeHollanderNF
no factor from 2^68 to 2^69
2017-04-24ramgeisNF
no factor from 2^67 to 2^68
2014-12-26NRNF
no factor from 2^66 to 2^67
2009-06-03Matthijs CosterC-LL
BABC8194CF3B02E3