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
262205017Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
801137554496084264892066.12015-12-22 11:09:12
History
DateUserTypeResult
2015-12-22ConductorF
Factor: 80113755449608426489 / TF: 66-67
2014-05-23OS1NF
no factor from 2^65 to 2^66
2011-08-14OS1NF
no factor from 2^64 to 2^65
2010-03-16KYOJI_KAMEINF
no factor from 2^63 to 2^64
2010-03-16KYOJI_KAMEINF
no factor from 2^62 to 2^63