is 2 369181 - 1
has 111135 decimal digits
takes 0.004 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26780.486071.6418%6553665536000.00592.3775%80.491972.3160%0.6742%
PrimeNet2400.000052.5000%36001100000.000116.7297%0.000160.4466%7.9466%
GPU722440.000056.8182%65001900000.000212.4926%0.000262.2127%5.3946%
Difference+23+80.4860+14.8236%+59036+6363600+0.0057-10.1151%+80.4917+10.1033%+10.1033%

Known prime factors (2 factors, 157.0 bits, 0.04252511% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
3691817914627837914467359672169.4231071917005197243
3 × 357305668399081
2014-10-243357305668399081521.28273,647511,095
3691812299632033838307158327957032787.572311450485512297106071
32 × 1741 × 19876857841106459
2007-12-25174119876857841106459107,887,35015,222,91228,432,161

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
36918118200731711976530226455483927756471627169314980148156.995
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2002-06-15T00:00:00ANONYMOUSv4_computers327683276800---0.003--1.665%
2002-08-24T00:00:00ANONYMOUSv4_computers655366553600---0.006--2.378%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
1999-11-24T00:00:00ANONYMOUSv4_computers252253--0.002--
2000-04-27T00:00:00ANONYMOUSv4_computers21254--0.007--
2022-03-07T06:37:13LordJuliusManual testing254255--0.007--
2001-03-11T00:00:00ANONYMOUSv4_computers21256--0.026--
2002-02-10T00:00:00ANONYMOUSv4_computers21257--0.052--
2004-01-18T00:00:00ANONYMOUSv4_computers21258--0.104--


ECM factoring results:

Old Calculation Method

Total ECM effort:10.491 GHz-days
Estimated T-Level:26.125
DigitsB1CurvesCompleteFacMiss
2011000424 / 1004.2401.410%
2550000424 / 2801.51421.937%
30250000144 / 6400.22579.838%

New Calculation Method

Total ECM effort:10.491 GHz-days
Estimated T-Level:26.125
DigitsB1CompleteFacMiss
201100023.8600.000%
25500003.0254.858%
302500000.28775.066%
3510000000.02297.833%
4030000000.00199.860%


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
5000050000002672.801
500005000000130.136
250000250000001447.554


Lucas-Lehmer results:
No L-L results for M369181


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-23T03:58:31Oliver KruseOllaptop4530142C995DB8__?
2017-09-23T17:12:24Oliver KruseManual testing4530142C995DB8__?
2017-10-13T05:59:54Oliver KruseGTX-14530142C995DB8__no
2017-12-15T16:05:52ATHxps
791462783791446735967
229963203383830715832795703
4530142C995DB8__no
2020-04-18T15:21:06Oliver KruseAddPrpType5
791462783791446735967
229963203383830715832795703
E4F1C2FC2064A2__no


P-1 factor-bounds graph:
B1 = 65536, B2 = 6553600 (P-1 stage 2)
B1 = 32768, B2 = 3276800 (P-1 stage 2)
B1 = 65536 (P-1 stage 1)
B1 = 32768 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-03-07T06:37:13+00:00