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
214943783Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
4156415066381607866472168.52017-12-21 02:53:19
History
DateUserTypeResult
2025-03-14James HeinrichF
Factor: 415641506638160786647 / TF: 68-70
2017-12-21NickF
Factor: 415641506638160786647 / TF: 68-69
2016-09-01XZTNF
no factor from 2^67 to 2^68
2015-10-18sasakiNF
no factor from 2^66 to 2^67
2012-06-27america64NF
no factor from 2^65 to 2^66
2011-05-27RichardNF
no factor from 2^64 to 2^65