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
69599269Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 730000
B2 = 17155000
LL
StatusDateUserResidueShift
Verified2014-04-16Amazon EC2D5B960E70D4EDB0419260563
Verified2022-12-31FredD5B960E70D4EDB0416050939
History
DateUserTypeResult
2022-12-31FredC-LL
D5B960E70D4EDB04
2019-01-21Sid & AndyNF
no factor from 2^74 to 2^75
2016-03-29Mark RoseNF
no factor from 2^62 to 2^64
2015-07-04monstNF
no factor from 2^73 to 2^74
2015-01-28monstNF
no factor from 2^72 to 2^73
2014-04-16Amazon EC2C-LL
D5B960E70D4EDB04
2014-02-26Amazon EC2NF-PM1
B1=730000, B2=17155000, E=6
2014-02-20garoNF
no factor from 2^71 to 2^72
2012-08-07SWL551NF
no factor from 2^70 to 2^71
2012-04-28Simon HarrisonNF
no factor from 2^69 to 2^70
2010-03-04SAHS Physics ClubNF
no factor from 2^68 to 2^69
2010-02-27SAHS Physics ClubNF
no factor from 2^67 to 2^68
2010-02-23Sturle SundeNF
no factor from 2^66 to 2^67
2010-02-21Sturle SundeNF
no factor from 2^65 to 2^66
2010-02-20Sturle SundeNF
no factor from 2^64 to 2^65