Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
203644951Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
66032786929237697722732272.52020-05-17 04:20:16
History
DateUserTypeResult
2024-03-17James HeinrichNF
no factor from 2^1 to 2^69
2020-05-17Smok_bmv F
Factor: 6603278692923769772273 / TF: 72-73
2020-05-12Smok_bmv NF
no factor from 2^71 to 2^72
2019-10-09Chabot PrimeNF
no factor from 2^70 to 2^71
2019-01-10Chabot PrimeNF
no factor from 2^69 to 2^70
2016-12-08SADMASTERNF
no factor from 2^68 to 2^69
2016-08-24sasaki3NF
no factor from 2^67 to 2^68
2015-09-29ANONYMOUSNF
no factor from 2^66 to 2^67
2013-07-22Lukin DmitryNF
no factor from 2^65 to 2^66
2011-05-05Charles A. MorrisNF
no factor from 2^64 to 2^65