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

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MnStatusDetails
6926261Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
13207162762302042231960.2old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2018-01-24Oliver KruseF1E5535CC099C489123792253
Verified2019-01-27kkmrkkblmbrbkF1E5535CC099C4891533322553
History
DateUserTypeResult
2023-12-27Stef42NF-PM1
B1=577000, B2=1280664000
2019-01-27kkmrkkblmbrbkC-PRP
M6926261/1320716276230204223 : F1E5535CC099C489
PRP: Verified
PRP without proof (not generated)
2018-01-24Oliver KruseC-PRP
M6926261/1320716276230204223 : F1E5535CC099C489
PRP: Verified
PRP without proof (not generated)