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
71737243TF
No factors below 275
TF target 274
P-1
B1 = 705000
B2 = 15333750
LL
StatusDateUserResidueShift
Verified2017-04-11Dmitriy Degtiarev76B5FFC7B91E2A427209690
Verified2017-05-07Amanita Bisporigera76B5FFC7B91E2A4229920317
History
DateUserTypeResult
2017-05-07Amanita BisporigeraC-LL
76B5FFC7B91E2A42
2017-04-11Dmitriy DegtiarevC-LL
76B5FFC7B91E2A42
2016-08-05-Anonymous-NF
no factor from 2^74 to 2^75
2015-05-28James HeinrichNF
no factor from 2^73 to 2^74
2015-05-10TheJudgerNF-PM1
B1=705000, B2=15333750, E=6
2015-03-22LingUaanNF
no factor from 2^72 to 2^73
2015-02-10srow7NF
no factor from 2^71 to 2^72
2013-04-10timc995NF
no factor from 2^70 to 2^71
2012-11-14Robert_SoCalNF
no factor from 2^69 to 2^70
2010-09-13MarzbugNF
no factor from 2^68 to 2^69
2010-09-09MarzbugNF
no factor from 2^67 to 2^68
2010-09-05MarzbugNF
no factor from 2^66 to 2^67
2010-09-02-Anonymous-NF
no factor from 2^65 to 2^66
2010-06-29HocaNF
no factor from 2^64 to 2^65
2008-09-29-Anonymous-NF
no factor to 2^64