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
77798873Factored
FactorDigitsBitsDate
843766294826275622798872376.22016-09-19 19:24:26
P-1 factors
DateFactorB1B2
2016-09-198437662948262756227988767500012825000
History
DateUserTypeResult
2016-09-19James HeinrichF-PM1
Factor: 84376629482627562279887 / (P-1, B1=675000, B2=12825000)
2016-05-11AirSquirrelsNF
no factor from 2^74 to 2^75
2016-05-11AirSquirrelsNF
no factor from 2^73 to 2^74
2016-04-27Son JohanNF
no factor from 2^72 to 2^73
2016-04-04Mark RoseNF
no factor from 2^53 to 2^64
2016-01-08DerekNF
no factor from 2^71 to 2^72
2013-01-10Bold_SeekerNF
no factor from 2^70 to 2^71
2010-11-26-Anonymous-NF
no factor from 2^69 to 2^70
2010-11-03arnaudNF
no factor from 2^68 to 2^69
2010-10-27-Anonymous-NF
no factor from 2^67 to 2^68
2010-10-22YxinityNF
no factor from 2^66 to 2^67
2010-10-18AntonNF
no factor from 2^65 to 2^66
2010-10-15Charles A. MorrisNF
no factor from 2^64 to 2^65