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

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MnStatusDetails
24584561Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
1458380310179678031587436072786.92021-08-19 16:13:11
LL
StatusDateUserResidueShift
Bad2004-06-12infinity91303BC0D981044D1523257752
Verified (Factored)2011-02-02Bret Benesh97E978CCC345B62610681294
Verified (Factored)2011-02-17StephenVR97E978CCC345B6265673645
P-1 factors
DateFactorB1B2
2021-08-1914583803101796780315874360796100054013000
History
DateUserTypeResult
2021-08-19Dylan DelgadoF-PM1
Factor: 145838031017967803158743607 / (P-1, B1=961000, B2=54013000)
2021-08-12Dylan DelgadoNF
no factor from 2^72 to 2^73
2021-08-12Sid & AndyNF
no factor from 2^71 to 2^72
2021-08-05SRBaseNF
no factor from 2^70 to 2^71
2018-09-13ramgeisNF
no factor from 2^69 to 2^70
2018-02-24VictordeHollanderNF
no factor from 2^68 to 2^69
2016-05-24VictordeHollanderNF
no factor from 2^67 to 2^68
2011-02-17StephenVRC-LL
97E978CCC345B626
2011-02-02Bret BeneshC-LL
97E978CCC345B626