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
39011239TF
No factors below 273
TF target 272
P-1
B1 = 205000
B2 = 3997500
LL
StatusDateUserResidueShift
Verified2010-09-08curtisc78305F4DCB81CD3114233288
Verified2016-10-25ANONYMOUS78305F4DCB81CD3131830655
History
DateUserTypeResult
2019-10-11-Anonymous-NF
no factor from 2^72 to 2^73
2016-12-25Bruno VictalNF
no factor from 2^71 to 2^72
2016-10-25ANONYMOUSC-LL
78305F4DCB81CD31
2014-11-28srow7NF
no factor from 2^70 to 2^71
2014-11-18NRNF
no factor from 2^69 to 2^70
2010-09-14Carsten KossendeyNF-PM1
B1=205000, B2=3997500, E=6
2010-09-08curtiscC-LL
78305F4DCB81CD31