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
47690563TF
No factors below 273
TF target 272
P-1
B1 = 550000
B2 = 12237500
LL
StatusDateUserResidueShift
Verified2009-11-09fab77712ECB113C4017E6625540390
Verified2019-02-21Sergey Nosov12ECB113C4017E667375823
History
DateUserTypeResult
2019-02-21Sergey NosovC-LL
12ECB113C4017E66
2017-11-16AK76NF
no factor from 2^72 to 2^73
2015-12-16AirSquirrelsNF
no factor from 2^71 to 2^72
2015-12-16AirSquirrelsNF
no factor from 2^70 to 2^71
2015-08-28David CampeauNF
no factor from 2^69 to 2^70
2009-11-09fab777C-LL
12ECB113C4017E66
2009-09-29fab777NF-PM1
B1=550000, B2=12237500