Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:





MnDetails
69330397
Composite: proven not-prime with Lucas-Lehmer test
No factors below 275
TF target 274
P-1
B1 = 625000
B2 = 12187500
LL
StatusDateUserResidueShiftSoftware
Bad2016-08-16taffaA79C654D089179CE42734835Windows 64-bit,Prime95,v28.9,build 2
Verified2024-09-28garo04CA887B93271F6E51812568Windows 64-bit,Prime95,v30.19,build 20
Verified2024-10-01Poao04CA887B93271F6E49867292Linux 64-bit,Prime95,v30.19,build 20
History
DateUserTypeResult
2024-10-01PoaoC-LL
04CA887B93271F6E
2024-09-28garoC-LL
04CA887B93271F6E
2016-08-16taffaC-LL
A79C654D089179CE
2016-04-07PDWNFno factor TF: 74-75
2016-03-30Mark RoseNFno factor TF: 56-64
2015-04-12electron1897NF-PM1B1=625000, B2=12187500
2015-02-14monstNFno factor TF: 72-74
2013-12-12garoNFno factor TF: 71-72
2012-08-06-anonymous-NFno factor TF: 70-71
2012-03-01Simon HarrisonNFno factor TF: 69-70
2010-05-02Steve_RichterNFno factor TF: 68-69
2010-02-25RedoxNFno factor TF: 67-68
2010-02-18RedoxNFno factor TF: 66-67
2010-02-17-anonymous-NFno factor TF: 65-66
2010-02-15SAHS Physics ClubNFno factor TF: 64-65
2000-12-31JossNFno factor TF: 1-56
2000-10-22JossNFno factor TF: 1-54