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:





MnDetails
36742943
Composite: proven not-prime with Lucas-Lehmer test
No factors below 273
TF target 271
P-1
B1 = 415000
B2 = 10582500
LL
StatusDateUserResidueShiftSoftware
Bad2006-12-18Darren Chase6A0CF848D92A56EB23177321Windows,Prime95,v24 final,(aka Wc1)
Bad2007-08-14S6687816A0CF848D92A56EB23177321Windows,Prime95,v24 final,(aka Wc1)
Bad2007-08-14S6687906A0CF848D92A56EB23177321Windows,Prime95,v24 final,(aka Wc1)
Verified2015-05-30MadPoo 🙂79F1B73FA8FB79735631853Windows 64-bit,Prime95,v26,(aka We4)
Verified2015-08-25Mark Rose79F1B73FA8FB797327053247Linux 64-bit,Prime95,v28.6,build 1
History
DateUserTypeResult
2022-08-15Sid & AndyNFno factor TF: 72-73
2019-08-10LaurVNFno factor TF: 71-72
2015-08-25Mark RoseC-LL79F1B73FA8FB7973
2015-05-30MadPoo 🙂C-LL79F1B73FA8FB7973
2014-11-25fre_gamesNFno factor TF: 70-71
2014-09-29srow7NFno factor TF: 69-70
2007-08-14-anonymous-C-LL6A0CF848D92A56EB
2007-08-14-anonymous-NF-PM1B1=415000, B2=10582500
2007-08-14-anonymous-NF-PM1B1=415000, B2=10582500
2007-08-14-anonymous-C-LL6A0CF848D92A56EB
2006-12-18-anonymous-C-LL6A0CF848D92A56EB
2006-11-09-anonymous-NF-PM1B1=415000, B2=10582500
2006-04-28tscNFno factor TF: 1-69
2001-01-14JossNFno factor TF: 1-52