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

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MnStatusDetails
101248547Factored
FactorDigitsBitsDate
214921690325466685672327692684.22020-11-22 07:17:34
P-1 factors
DateFactorB1B2
2020-11-222149216903254666856723276950000012500000
History
DateUserTypeResult
2020-11-22ky0urakuF-PM1
Factor: 21492169032546668567232769 / (P-1, B1=500000, B2=12500000)
2020-09-29ktonyNF
no factor from 2^75 to 2^76
2020-09-29ktonyNF
no factor from 2^74 to 2^75
2020-03-30SRBaseNF
no factor from 2^73 to 2^74
2020-03-21el groccoNF
no factor from 2^72 to 2^73
2015-01-03SMoffatNF
no factor from 2^71 to 2^72
2014-10-18GIMP PhilippinesNF
no factor from 2^70 to 2^71
2014-10-12SMoffatNF
no factor from 2^69 to 2^70
2014-10-10SMoffatNF
no factor from 2^68 to 2^69
2014-10-07Smok_bmv NF
no factor from 2^67 to 2^68
2014-10-05GrunwalderGIMPNF
no factor from 2^66 to 2^67
2012-04-14sasaki3NF
no factor from 2^65 to 2^66
2010-08-12Mr-PlonkNF
no factor from 2^64 to 2^65
2010-04-071997rj7NF
no factor from 2^63 to 2^64