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
56383681TF
No factors below 274
TF target 273
P-1
B1 = 600000
B2 = 13950000
LL
StatusDateUserResidueShift
Verified2012-05-04y52300F514D3C0B97B2CE57286704
Verified2021-04-05Andrey MitrofanovF514D3C0B97B2CE512738768
History
DateUserTypeResult
2021-04-05Andrey MitrofanovC-LL
F514D3C0B97B2CE5
2018-09-08ChuckNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2016-01-08-Anonymous-NF
no factor from 2^72 to 2^73
2015-11-24Mark RoseNF
no factor from 2^71 to 2^72
2012-05-04y52300C-LL
F514D3C0B97B2CE5
2012-03-25y52300NF-PM1
B1=600000, B2=13950000, E=6
2011-08-24Dk SystemsNF
no factor from 2^70 to 2^71
2011-06-26XyzzyNF
no factor from 2^69 to 2^70
2011-04-16-Anonymous-NF
no factor from 2^68 to 2^69
2010-02-06DougalNF
no factor from 2^67 to 2^68
2008-07-23Sturle SundeNF
no factor from 2^66 to 2^67
2008-07-22Sturle SundeNF
no factor from 2^65 to 2^66
2008-07-21Sturle SundeNF
no factor from 2^64 to 2^65
2008-07-21Sturle SundeNF
no factor from 2^63 to 2^64