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
477441623Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
3943897484925652966332168.42017-12-26 06:24:14
History
DateUserTypeResult
2017-12-26ky0urakuF
Factor: 394389748492565296633 / TF: 68-69
2016-06-09sasakiNF
no factor from 2^67 to 2^68
2016-03-31sasakiNF
no factor from 2^66 to 2^67
2014-10-09burnst2_souNF
no factor from 2^65 to 2^66
2011-12-11oodairaNF
no factor from 2^64 to 2^65
2010-03-29Architects CubedNF
no factor from 2^63 to 2^64