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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MnStatusDetails
49972529TF
No factors below 273
TF target 273
P-1
B1 = 485000
B2 = 9700000
LL
StatusDateUserResidueShift
Verified2012-11-24garyh51E946E7ED131DDF15820444
Verified2019-10-17Sergey Nosov51E946E7ED131DDF23511809
History
DateUserTypeResult
2019-10-17Sergey NosovC-LL
51E946E7ED131DDF
2017-11-09ktonyNF
no factor from 2^72 to 2^73
2012-11-24garyhC-LL
51E946E7ED131DDF
2011-12-27ktonyNF-PM1
B1=485000, B2=9700000, E=6
2011-12-06ChuckNF
no factor from 2^71 to 2^72
2011-12-06ChuckNF
no factor from 2^70 to 2^71