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
180371Factored
FactorDigitsBitsDate
2852926186062850397032168.02014-12-05 13:39:57
1884164151851615167846747912787.32007-08-15 03:19:11
502792221663782078760868810116731102.02023-07-15 10:36:08
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000238 / 1566
Estimated T-Level: 30.8 ⓘ
TF below 2^97 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-09-22Oliver KruseB90D2BAF931AF5442013
Verified (Factored)2017-09-22Oliver KruseB90D2BAF931AF5442013
Verified (Factored)2017-11-06kkmrkkblmbrbkB90D2BAF931AF544215958713
Verified (Factored)2020-04-17Oliver Kruse2A3F36321BDAE0C32280553
Verified2023-07-15JacobZ2A3F36321BDAE0C3314381753
Verified2023-08-24USAFSS2A3F36321BDAE0C3316068653
History
DateUserTypeResult
2023-08-24James HeinrichCERT
PRP Certification
Proof certified good
2023-08-24USAFSSC-PRP
M180371/285292618606285039703/188416415185161516784674791/5027922216637820787608688101167 : 2A3F36321BDAE0C3
PRP proof power = 5
PRP: Verified
Proof certified good
2023-07-15OverflowCERT
PRP Certification
Proof certified good
2023-07-15JacobZC-PRP
M180371/188416415185161516784674791/285292618606285039703/5027922216637820787608688101167 : 2A3F36321BDAE0C3
PRP proof power = 5
PRP: Verified
Proof certified good
2023-07-15JacobZF-ECM
Factor: 5027922216637820787608688101167 / (ECM curve 36, B1=1000000, B2=4135040910, Sigma=9026245343103244)
2022-03-07LordJuliusNF
no factor from 2^54 to 2^55
2020-04-17Oliver KruseC-PRP
M180371/285292618606285039703/188416415185161516784674791 : 2A3F36321BDAE0C3
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-11-06kkmrkkblmbrbkC-PRP
M180371/285292618606285039703/188416415185161516784674791 : B90D2BAF931AF544
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M180371/188416415185161516784674791/285292618606285039703 : B90D2BAF931AF544
PRP: Verified (Factored)
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M180371/188416415185161516784674791/285292618606285039703 : B90D2BAF931AF544
PRP without proof (not generated)
2017-01-13kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12
2014-12-05TJAOIF-ECM
Factor: 285292618606285039703 / (ECM curve 34, B1=50000, B2=5000000)
2007-08-15Team_BunduF-ECM
Factor: 188416415185161516784674791