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
1030429TF
No factors below 271
TF target 260
TF below 2^81 is very unlikely to find new factors due to ECM effort.
P-1
B1 = 28000000
B2 = 85350951840
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 640
Estimated T-Level: 25.8
LL
StatusDateUserResidueShift
VerifiedDavid Slowinski10140
VerifiedAlan Covington77AAC9993396D0140
Verified2002-02-03S5748377AAC9993396D014981425
Verified2016-06-01MadPoo77AAC9993396D014366514
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-11-01Ethan O'Connor03FD47C9633206A1013
History
DateUserTypeResult
2022-05-24axnNF-PM1
B1=28000000, B2=85350951840
2022-01-31NumberwangNF-PM1
B1=115000, B2=3047384340
2020-11-01kutensCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-11-01Ethan O'ConnorC-PRP
03FD47C9633206A1
PRP proof power = 8
PRP: Verified
Proof certified good
2018-11-19JossNF-PM1
B1=2739634, B2=207116229
2018-10-21JossNF-PM1
B1=2739634, B2=206085800, E=12
2018-02-04JossNF-PM1
B1=2739634, B2=100000000, E=12
2016-11-08JossNF-PM1
B1=2719634
2016-11-06JossNF-PM1
B1=2266362
2016-06-01MadPooC-LL
77AAC9993396D014
2016-05-05JossNF-PM1
B1=1573863, B2=100000000, E=12
2016-04-29JossNF-PM1
B1=1573863, B2=28329534, E=12
2016-02-23Mark RoseNF
no factor from 2^58 to 2^60
2014-10-18JossNF-PM1
B1=324576
2014-07-18JossNF-PM1
B1=262288
2014-04-01Never Odd Or EvenNF
no factor from 2^70 to 2^71
2013-05-05Never Odd Or EvenNF
no factor from 2^69 to 2^70
2013-05-05Never Odd Or EvenNF
no factor from 2^68 to 2^69
2013-03-22Never Odd Or EvenNF
no factor from 2^67 to 2^68
2013-03-22Never Odd Or EvenNF
no factor from 2^66 to 2^67
2013-03-22Never Odd Or EvenNF
no factor from 2^65 to 2^66
2013-03-22Never Odd Or EvenNF
no factor from 2^64 to 2^65
2012-03-02bcp19NF-PM1
B1=200000, B2=100000000, E=12
2012-01-02bcp19NF-PM1
B1=200000, B2=10000000, E=12
2010-11-29Michael CNF
no factor from 2^63 to 2^64
2010-11-29Michael CNF
no factor from 2^62 to 2^63
2010-11-08Michael CNF
no factor from 2^61 to 2^62
2009-02-14Sturle SundeNF
no factor from 2^60 to 2^61