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
73487017TF
No factors below 275
TF target 274
P-1
B1 = 630000
B2 = 12757500
LL
StatusDateUserResidueShift
Verified2016-09-07Evgeniy Zavialov414ECD8AFB53030E10315474
Verified2016-09-07ALAN_BROWN414ECD8AFB53030E360171
History
DateUserTypeResult
2016-09-07ALAN_BROWNC-LL
414ECD8AFB53030E
2016-09-07Evgeniy ZavialovC-LL
414ECD8AFB53030E
2015-09-27TheJudgerNF-PM1
B1=630000, B2=12757500, E=12
2015-09-16AirSquirrelsNF
no factor from 2^74 to 2^75
2015-09-16AirSquirrelsNF
no factor from 2^73 to 2^74
2015-09-16AirSquirrelsNF
no factor from 2^72 to 2^73
2015-04-13srow7NF
no factor from 2^71 to 2^72
2013-08-02EratosthenesNF
no factor from 2^70 to 2^71
2012-10-08SMoffatNF
no factor from 2^69 to 2^70
2010-10-12GrunwalderGIMPNF
no factor from 2^68 to 2^69
2010-10-10GrunwalderGIMPNF
no factor from 2^67 to 2^68
2010-10-09tmorrowNF
no factor from 2^66 to 2^67
2010-06-07Claus ReibensteinNF
no factor from 2^65 to 2^66
2010-06-06GrunwalderGIMPNF
no factor from 2^64 to 2^65
2008-06-28George WoltmanNF
no factor to 2^64