Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
59444953TF
No factors below 276
TF target 273
P-1
B1 = 565000
B2 = 11582500
LL
StatusDateUserResidueShift
Verified2015-09-11Cire Sivad2283C57F72972A3A284574
Verified2021-12-17Keith Schwab2283C57F72972A3A19121180
Verified2021-12-21Andrew_and2283C57F72972A3A22565378
History
DateUserTypeResult
2021-12-21Andrew_andC-LL
2283C57F72972A3A
2021-12-17Keith SchwabC-LL
2283C57F72972A3A
2020-09-25-Anonymous-NF
no factor from 2^75 to 2^76
2020-09-25-Anonymous-NF
no factor from 2^74 to 2^75
2016-02-23Mark RoseNF
no factor from 2^56 to 2^63
2015-09-11Cire SivadC-LL
2283C57F72972A3A
2015-02-01ChuckNF
no factor from 2^73 to 2^74
2012-12-16TheJudgerNF-PM1
B1=565000, B2=11582500, E=12
2012-06-13Craig MeyersNF
no factor from 2^71 to 2^73
2012-04-14Kyle AskineNF
no factor from 2^70 to 2^71
2011-11-14oilwarzonedotcomNF
no factor from 2^69 to 2^70
2009-06-15rextheruntNF
no factor from 2^68 to 2^69
2009-02-21Gordon BowerNF
no factor from 2^67 to 2^68
2009-02-19Gordon BowerNF
no factor from 2^66 to 2^67
2008-11-16bayanneNF
no factor from 2^65 to 2^66
2008-11-13bayanneNF
no factor from 2^64 to 2^65
2008-04-12monstNF
no factor from 2^63 to 2^64