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

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MnStatusDetails
216768611Composite: 4 known prime factors
Factored
FactorDigitsBitsDate
195091749911134.22007-12-20 12:57:41
105991180034571443.32007-12-20 12:57:40
116813309879818110972063.32017-01-31 12:05:23
508494098736430714872065.52018-11-28 12:25:42
History
DateUserTypeResult
2024-08-23mikrNF
no factor from 2^68 to 2^73
2022-03-27James HeinrichNF
no factor from 2^64 to 2^65
2018-11-28TJAOIF
Factor: 50849409873643071487 / TF: 65-66
2017-01-31TJAOIF
Factor: 11681330987981811097 / TF: 63-64