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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Exponent Range:










MnStatusDetails
3063703Factored
FactorDigitsBitsDate
356577742663256194686732374.92010-09-24 20:53:57
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1 ⓘ
TF below 2^62 is very unlikely to find new factors due to ECM effort.
LL
StatusDateUserResidueShift
Verified (Factored)Gary Hanson22C90B3B7605492E0
Verified (Factored)1999-08-16dr uwe steingens22C90B3B7605492E2865586
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2017-10-28Oliver Kruse46BDE9A891E68C0A190243053
Verified2017-12-11kkmrkkblmbrbk46BDE9A891E68C0A1241142853
History
DateUserTypeResult
2022-09-07JossNF-PM1
B1=1056370, B2=226749600
2022-03-13LordJuliusNF
no factor from 2^66 to 2^67
2022-03-13LordJuliusNF
no factor from 2^65 to 2^66
2022-03-13LordJuliusNF
no factor from 2^64 to 2^65
2022-03-13LordJuliusNF
no factor from 2^63 to 2^64
2022-03-13LordJuliusNF
no factor from 2^61 to 2^63
2022-01-23JossNF-PM1
B1=1056370, B2=119912100
2021-06-15JossNF
no factor from 2^67 to 2^68
2021-01-19JossNF-PM1
B1=306370, B2=3063703, E=6
2017-12-11kkmrkkblmbrbkC-PRP
M3063703/35657774266325619468673 : 46BDE9A891E68C0A
PRP: Verified
PRP without proof (not generated)
2017-10-28Oliver KruseC-PRP
M3063703/35657774266325619468673 : 46BDE9A891E68C0A
PRP: Verified
PRP without proof (not generated)
2010-09-24markrF-PM1
Factor: 35657774266325619468673
2009-02-13Sturle SundeNF
no factor from 2^60 to 2^61