Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
265068283Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
16647263849880109980892270.52019-11-02 06:42:24
History
DateUserTypeResult
2025-04-12James HeinrichF
Factor: 1664726384988010998089 / TF: 70-71
2019-11-02Smok_bmv F
Factor: 1664726384988010998089 / TF: 70-71*
2019-05-23ANONYMOUSNF
no factor from 2^69 to 2^70
2015-12-23XZTNF
no factor from 2^68 to 2^69
2015-11-26XZTNF
no factor from 2^67 to 2^68
2015-11-23XZTNF
no factor from 2^66 to 2^67
2013-01-29america64NF
no factor from 2^65 to 2^66
2011-08-18sasaki3NF
no factor from 2^64 to 2^65
2010-03-19oodairaNF
no factor from 2^63 to 2^64
2010-03-19oodairaNF
no factor from 2^62 to 2^63