Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
10200791Factored
FactorDigitsBitsDate
737689152069050070712066.02015-04-25 18:59:02
ECM
DigitsB1Curves
25500001 / 280
Estimated T-Level: 20.0 ⓘ
TF below 2^61 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)2001-12-01Ed Norris9260FC3E6D1B68CB804811
Verified (Factored)2003-10-31Ars Technica Team Prime Rib9260FC3E6D1B68CB8635973
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2020-02-15Luigi Morelli8DFDFFEA633373CC1968347753
Verified2021-02-09XZT8DFDFFEA633373CC1572351553
History
DateUserTypeResult
2022-03-22LordJuliusNF
no factor from 2^66 to 2^67
2022-01-22ViliamFNF
no factor from 2^68 to 2^69
2022-01-22ViliamFNF
no factor from 2^67 to 2^68
2021-02-09Ben DeloCERT
PRP Certification
Proof certified good
2021-02-09XZTC-PRP
M10200791/73768915206905007071 : 8DFDFFEA633373CC
PRP proof power = 8
PRP: Verified
Proof certified good
2020-02-15Luigi MorelliC-PRP
M10200791/73768915206905007071 : 8DFDFFEA633373CC
PRP: Verified
PRP without proof (not generated)
2015-04-25ThaF
Factor: 73768915206905007071 / TF: 65-66
2011-09-27David CampeauNF
no factor from 2^64 to 2^65