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
64871581TF
No factors below 274
TF target 274
P-1
B1 = 580000
B2 = 11455000
LL
StatusDateUserResidueShift
Verified2014-11-22curtisc0228C0259EFF802028868366
Verified2022-07-13Sergey Nosov0228C0259EFF802034432346
History
DateUserTypeResult
2022-07-13Sergey NosovC-LL
0228C0259EFF8020
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-11-22curtiscC-LL
0228C0259EFF8020
2013-06-12kdgehmanNF-PM1
B1=580000, B2=11455000, E=6
2013-05-24kdgehmanNF
no factor from 2^73 to 2^74
2013-05-24kdgehmanNF
no factor from 2^72 to 2^73
2013-01-13kdgehmanNF
no factor from 2^71 to 2^72
2012-07-09Clown_RoyalNF
no factor from 2^70 to 2^71
2012-01-10RichardNF
no factor from 2^69 to 2^70
2009-11-13BARBBARITTANF
no factor from 2^68 to 2^69
2009-11-07scuderiaDSNF
no factor from 2^67 to 2^68
2009-03-16Sturle SundeNF
no factor from 2^66 to 2^67
2009-03-15Sturle SundeNF
no factor from 2^65 to 2^66
2009-03-14glennpatNF
no factor from 2^64 to 2^65
2009-03-13glennpatNF
no factor from 2^63 to 2^64