is 238711-1
has 11,654 decimal digits
takes 0.000 GHz-days to do one L-L test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actualunknown200,000,0003,042,115,842,738158.3959196.0169%158.3959196.0169%136.0169%
PrimeNet2400.000060.0000%50010,0000.00004.3773%0.000064.3773%4.3773%
GPU722440.000163.6364%50010,0000.00001.8946%0.000165.5310%1.8946%
Difference-44-0.0001-63.6364%+199,999,500+3,042,115,832,738+158.3959+194.1223%+158.3958+130.4859%+130.4859%

Known prime factors (3 factors, 243.7 bits, 0.62941970% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
3871173473479826.131949
13 × 73
1373-2.784e-101.553e-82.526e-8
387116434644399722627252702944660333099.0228311131719307983845293256
23 × 11 × 23 × 859 × 7681 × 622355781240311
7,6816.22356e+142015-09-304.011e+1232,36860,454
3871147065867917499513308971237818835302336118.5026079133568946748121847955079801
32 × 38201 × 12520603 × 18914011 × 74664740833
18,914,0117.46647e+102016-12-024.099e+123.90037.2527

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
387114727757101754880592762974977389183880738125.152
387113458093058053174223616918753486201387997701744144.633
3871130285212341342311622810006843326820702614534715193
9111251486367759
66217.524
3871122251599129721551648299869587930294510303142614915
708099814747360327163561
74243.655
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-11-05T13:39:36kkmrkkblmbrbkManual testing200,000,0005,000,000,00012---0.441--41.641%
2016-12-02T06:00:00kkmrkkblmbrbkManual testing200,000,0003,042,115,842,73836118.502158.45.09695e-5316.858.391%


Trial Factoring results:
Exponent "38711" not found


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,0003250.223
250,00025,000,0004501.545
250,00025,000,0001150.395
1,000,000100,000,0001,07714.79


Lucas-Lehmer results:
Exponent "38711" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T19:50:23Oliver KruseOliver-PC
73473479
643464439972262725270294466033
470658679174995133089712378188353023
6716C544028CA372no
2017-09-21T20:27:38Oliver KruseManual testing
73473479
643464439972262725270294466033
470658679174995133089712378188353023
6716C544028CA372no
2017-10-02T10:41:42kkmrkkblmbrbkManual testing
73473479
643464439972262725270294466033
470658679174995133089712378188353023
6716C544028CA3__no
2017-12-07T03:15:52ATHxps
73473479
643464439972262725270294466033
470658679174995133089712378188353023
6716C544028CA3__no
2020-04-17T13:48:48Oliver KruseManual testing
73473479
643464439972262725270294466033
470658679174995133089712378188353023
61BB46AA90FC7D__no


P-1 factor-bounds graph:
B1 = 200,000,000, B2 = 3,042,115,842,738 (stage 2)
B1 = 200,000,000, B2 = 5,000,000,000 (stage 2)
B1 = 200,000,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2020-10-12T01:45:17+00:00