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
182339Factored
FactorDigitsBitsDate
192637506731134.2old
639756972488555301819022667032995.72020-10-25 04:01:49
643518277858877959913312456392995.72019-11-18 17:47:25
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
351000000207 / 1566
Estimated T-Level: 30.7 ⓘ
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 Kruse5FD38DD66EC659BC1013
Verified (Factored)2017-10-12kkmrkkblmbrbk5FD38DD66EC659BC114533213
Verified (Factored)2019-11-19oodaira1BBC6DBBB9EA3222219753
Verified (Factored)2019-11-26nokno1BBC6DBBB9EA322224778553
Verified2020-10-25mrh1BBC6DBBB9EA322235121553
Verified2020-10-25Jinyuan Wang1BBC6DBBB9EA3222310187353
Verified2023-08-24USAFSS1BBC6DBBB9EA322234357153
History
DateUserTypeResult
2023-08-24Ge yongCERT
PRP Certification
Proof certified good
2023-08-24USAFSSC-PRP
M182339/19263750673/63975697248855530181902266703/64351827785887795991331245639 : 1BBC6DBBB9EA3222
PRP proof power = 5
PRP: Verified
Proof certified good
2020-10-25curtiscCERT
PRP Certification
Proof certified good
2020-10-25Jinyuan WangC-PRP
M182339/19263750673/63975697248855530181902266703/64351827785887795991331245639 : 1BBC6DBBB9EA3222
PRP proof power = 5
PRP: Verified
PRP proof never uploaded
2020-10-25mrhC-PRP
M182339/19263750673/64351827785887795991331245639/63975697248855530181902266703 : 1BBC6DBBB9EA3222
PRP proof power = 5
PRP: Verified
Proof certified good
2020-10-25KALEIDOSCOREF-ECM
Factor: 63975697248855530181902266703 / (ECM curve 3, B1=250000, B2=25000000, Sigma=6197041919050327)
2019-11-26noknoC-PRP
M182339/19263750673/64351827785887795991331245639 : 1BBC6DBBB9EA3222
PRP: Verified (Factored)
PRP without proof (small exponent)
2019-11-19oodairaC-PRP
M182339/19263750673/64351827785887795991331245639 : 1BBC6DBBB9EA3222
PRP: Verified (Factored)
PRP without proof (small exponent)
2019-11-18TJAOIF-ECM
Factor: 64351827785887795991331245639 / (ECM curve 13, B1=250000, B2=25000000)
2017-10-12kkmrkkblmbrbkC-PRP
M182339/19263750673 : 5FD38DD66EC659BC
PRP: Verified (Factored)
PRP without proof (small exponent)
2017-09-22Oliver KruseC-PRP
M182339/19263750673 : 5FD38DD66EC659BC
PRP: Verified (Factored)
PRP without proof (not generated)
2017-09-22Oliver KruseC-PRP
M182339/19263750673 : 5FD38DD66EC659BC
PRP without proof (not generated)
2017-06-04kkmrkkblmbrbkNF-PM1
B1=100000000, B2=2000000000, E=12