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
47021237TF
No factors below 273
TF target 272
P-1
B1 = 800000
B2 = 800000
LL
StatusDateUserResidueShift
Verified2008-12-25curtiscEEE85949E22D66FA7054787
Verified2017-10-20Evgeniy ZavialovEEE85949E22D66FA18330595
History
DateUserTypeResult
2017-10-20Evgeniy ZavialovC-LL
EEE85949E22D66FA
2017-10-04Mark RoseNF
no factor from 2^72 to 2^73
2015-11-20-Anonymous-NF
no factor from 2^71 to 2^72
2015-10-13Mark RoseNF
no factor from 2^70 to 2^71
2015-08-10LaurVNF
no factor from 2^69 to 2^70
2013-03-04Carsten KossendeyNF
no factor from 2^68 to 2^69
2008-12-25curtiscC-LL
EEE85949E22D66FA
2008-11-18curtiscNF-PM1
B1=800000