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
4979911Factored
FactorDigitsBitsDate
49799111825.6old
773795230775062971756.12015-03-09 12:39:16
146422930989418119112063.72017-04-06 11:14:28
1128441763138654631692166.62020-06-18 10:42:03
2830673522055328570092167.92019-08-27 05:21:50
10907541446978010757032269.92023-06-07 13:56:54
103589884726630946731132373.12023-06-07 18:38:44
2833101286265266607663338812787.92023-06-07 18:38:44
ECM
DigitsB1Curves
2550000198 / 280
Estimated T-Level: 23.5 ⓘ
TF below 2^73 is very unlikely to find new factors due to ECM effort.
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2017-11-21kkmrkkblmbrbk80F3D5963126FDFE3356248253
Verified (Factored)2018-04-23Oliver Kruse80F3D5963126FDFE3259337953
Verified (Factored)2019-08-27mnd980F3D5963126FDFE4409134353
Verified (Factored)2020-06-19M Miller80F3D5963126FDFE5388541253
Verified (Factored)2023-06-07Stef4280F3D5963126FDFE6433489953
Verified2023-06-07Stef4280F3D5963126FDFE8157392353
P-1 factors
DateFactorB1B2
2023-06-07109075414469780107570380000008000000
2023-06-07293480635663088830941031603876345143889711164155325000000400378248270
History
DateUserTypeResult
2023-06-09USAFSSNF-PP1
Start=6/5, B1=512000, B2=51200000
2023-06-09USAFSSNF-PP1
Start=2/7, B1=512000, B2=14848000
2023-06-09Stef42NF-PM1
B1=250000000, B2=5155347367170
2023-06-07Serge NICOLACERT
PRP Certification
Proof certified good
2023-06-07Stef42C-PRP
M4979911/49799111/77379523077506297/14642293098941811911/112844176313865463169/283067352205532857009/1090754144697801075703/283310128626526660766333881/10358988472663094673113 : 80F3D5963126FDFE
PRP proof power = 7
PRP: Verified
Proof certified good
2023-06-07Stef42F-PM1
Factors: 10358988472663094673113,283310128626526660766333881 / (P-1, B1=25000000, B2=400378248270)
2023-06-07ÇhuffoCERT
PRP Certification
Proof certified good
2023-06-07Stef42C-PRP
M4979911/49799111/77379523077506297/14642293098941811911/112844176313865463169/283067352205532857009/1090754144697801075703 : 80F3D5963126FDFE
PRP proof power = 7
PRP: Verified (Factored)
Proof certified good
2023-06-07Stef42F-PM1
Factor: 1090754144697801075703 / (P-1, B1=8000000)
2022-07-31LordJuliusNF
no factor from 2^65 to 2^66
2022-07-31LordJuliusNF
no factor from 2^64 to 2^65
2020-06-19M MillerC-PRP
M4979911/49799111/77379523077506297/14642293098941811911/283067352205532857009/112844176313865463169 : 80F3D5963126FDFE
PRP: Verified (Factored)
PRP without proof (not generated)
2020-06-18TJAOIF
Factor: 112844176313865463169 / TF: 66-67
2019-08-27mnd9C-PRP
M4979911/49799111/77379523077506297/14642293098941811911/283067352205532857009 : 80F3D5963126FDFE
PRP: Verified (Factored)
PRP without proof (not generated)
2019-08-27MarkSF-ECM
Factor: 283067352205532857009 / (ECM curve 2, B1=50000, B2=5000000)
2018-04-23Oliver KruseC-PRP
M4979911/49799111/77379523077506297/14642293098941811911 : 80F3D5963126FDFE
PRP: Verified (Factored)
PRP without proof (not generated)
2017-11-21kkmrkkblmbrbkC-PRP
M4979911/49799111/77379523077506297/14642293098941811911 : 80F3D5963126FDFE
PRP: Verified (Factored)
PRP without proof (not generated)
2017-04-06TJAOIF
Factor: 14642293098941811911 / TF: 63-64
2015-03-09TJAOIF
Factor: 77379523077506297 / TF: 56-57