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
61067051TF
No factors below 274
TF target 274
P-1
B1 = 575000
B2 = 10781250
LL
StatusDateUserResidueShift
Verified2013-10-11Amazon EC256EF42F4D3FA552A44638125
Verified2022-03-09Denis Porva56EF42F4D3FA552A19030004
History
DateUserTypeResult
2022-03-09Denis PorvaC-LL
56EF42F4D3FA552A
2016-02-25AirSquirrelsNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^62 to 2^63
2013-10-11Amazon EC2C-LL
56EF42F4D3FA552A
2013-04-26S36049NF-PM1
B1=575000, B2=10781250
2013-02-01Kyle AskineNF
no factor from 2^72 to 2^73
2013-02-01Kyle AskineNF
no factor from 2^71 to 2^72
2013-02-01Kyle AskineNF
no factor from 2^70 to 2^71
2011-11-22trifNF
no factor from 2^69 to 2^70
2009-12-11Sturle SundeNF
no factor from 2^68 to 2^69
2009-12-09S00030NF
no factor from 2^67 to 2^68
2009-12-08-Anonymous-NF
no factor from 2^66 to 2^67
2009-12-03Sturle SundeNF
no factor from 2^65 to 2^66
2009-10-01RomanyukNF
no factor from 2^64 to 2^65
2009-09-09Architects CubedNF
no factor from 2^63 to 2^64