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
61363447TF
No factors below 274
TF target 274
P-1
B1 = 580000
B2 = 11745000
LL
StatusDateUserResidueShift
Verified2013-03-22Coimbra_DE43DEB08B993DD0EA12149353
Verified2022-04-20Andrew_and43DEB08B993DD0EA49431663
History
DateUserTypeResult
2022-04-20Andrew_andC-LL
43DEB08B993DD0EA
2016-03-13-Anonymous-NF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2013-03-22Coimbra_DEC-LL
43DEB08B993DD0EA
2013-02-08Coimbra_DENF-PM1
B1=580000, B2=11745000, E=6
2013-01-28-Anonymous-NF
no factor from 2^72 to 2^73
2013-01-28-Anonymous-NF
no factor from 2^71 to 2^72
2011-11-04Tom DuellNF
no factor from 2^70 to 2^71
2011-11-04Tom DuellNF
no factor from 2^69 to 2^70
2009-07-17Geoff WingNF
no factor from 2^68 to 2^69
2009-04-10Sturle SundeNF
no factor from 2^67 to 2^68
2009-04-08jyriNF
no factor from 2^66 to 2^67
2009-04-07BadidasNF
no factor from 2^65 to 2^66
2009-04-06BadidasNF
no factor from 2^64 to 2^65
2009-02-04-Anonymous-NF
no factor from 2^63 to 2^64