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

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MnStatusDetails
257149483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
32113583461560149866812271.42019-10-24 03:30:47
History
DateUserTypeResult
2019-10-24Smok_bmv F
Factor: 3211358346156014986681 / TF: 71-72*
2019-10-24Smok_bmv NF
no factor from 2^70 to 2^71
2019-04-25krackerNF
no factor from 2^69 to 2^70
2018-05-03Andrew BNF
no factor from 2^68 to 2^69
2016-05-11XZTNF
no factor from 2^67 to 2^68
2015-12-16vwflat4NF
no factor from 2^66 to 2^67
2013-11-15tscNF
no factor from 2^65 to 2^66
2011-08-05Lukin DmitryNF
no factor from 2^64 to 2^65
2010-03-09lindedNF
no factor from 2^63 to 2^64
2010-03-09lindedNF
no factor from 2^62 to 2^63