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
47421221TF
No factors below 273
TF target 272
P-1
B1 = 830000
B2 = 830000
LL
StatusDateUserResidueShift
Verified2010-02-28curtiscEDCB78A684CC047839037740
Verified2019-01-23Sergey NosovEDCB78A684CC047832393118
History
DateUserTypeResult
2019-01-23Sergey NosovC-LL
EDCB78A684CC0478
2017-12-16LingUaanNF
no factor from 2^72 to 2^73
2015-11-20-Anonymous-NF
no factor from 2^71 to 2^72
2015-06-04LaurVNF
no factor from 2^70 to 2^71
2015-05-25LaurVNF
no factor from 2^69 to 2^70
2013-10-19Carsten KossendeyNF
no factor from 2^68 to 2^69
2010-02-28curtiscC-LL
EDCB78A684CC0478
2010-01-01curtiscNF-PM1
B1=830000