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

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MnStatusDetails
247040483Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
15371780884601996653432270.42019-10-08 03:20:26
History
DateUserTypeResult
2019-10-08Smok_bmv F
Factor: 1537178088460199665343 / TF: 70-71
2019-03-14Chabot PrimeNF
no factor from 2^69 to 2^70
2018-05-23Stanislav_KhokhrinNF
no factor from 2^68 to 2^69
2016-10-17SummyNF
no factor from 2^67 to 2^68
2015-12-12ANONYMOUSNF
no factor from 2^66 to 2^67
2013-10-28Jan KuipersNF
no factor from 2^65 to 2^66
2011-07-22RichardNF
no factor from 2^64 to 2^65