is 2 108366469 - 1
has 32621558 decimal digits
takes 475.608 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
Actual277282.450564.9351%8290004013900018.90534.0679%301.355866.3615%1.4264%
PrimeNet2728.825062.5000%4500002400000011.02915.4977%19.854164.5616%2.0616%
GPU72276141.224464.4737%7000002400000012.53343.9809%153.757865.8879%1.4143%
Difference+1+141.2261+0.4614%+129000+16139000+6.3720+0.0870%+147.5980+0.4735%+0.0121%

Known prime factors (1 factor, 153.9 bits, 0.00014205% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1083664692180652424349545188737297060027546256339007723947153.933100614721715697186218058699505450632351
3 × 43 × 149 × 487 × 17939 × 33149 × 46829 × 182921 × 236407 × 8925841
2022-01-3023640789258411.499e+94.51735.7802

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-01-30T04:29:16Simon Josefssoncto58290004013900047153.93318.91951.237.814.068%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-12-30T00:00:00carlos56v4_computers261262--0.003--
2008-12-30T00:00:00carlos56v4_computers262263--0.009--
2010-04-29T21:13:00EPF263264--0.018--
2010-09-10T19:48:00sasaki3asort2264265--0.034--
2012-05-29T14:59:00Richard8F02265266--0.069--
2013-10-22T21:39:00Rodimus Primebkf.win7.64266267--0.138--
2013-10-28T11:31:00Per Jessenbeaufort3267268--0.276--
2015-04-01T08:01:00g0bManual testing268269--0.552--
2015-04-13T06:07:00TDH-DXLcentury269270--1.103--
2015-04-20T17:43:00TDH-DXLcentury270271--2.207--
2019-01-20T11:17:12Niels_Mache_NextcloudManual testing271272--4.413--
2019-10-18T09:42:06Niels_Mache_NextcloudManual testing272273--8.827--
2019-10-18T09:42:06Niels_Mache_NextcloudManual testing273274--17.65--
2021-04-18T20:48:11TheJudgerManual testing274275--35.31--
2021-04-18T20:48:11TheJudgerManual testing275276--70.61--
2021-12-27T01:17:25DRobinsonPEManual testing276277--141.2--


ECM factoring results:
No ECM results for M108366469


Lucas-Lehmer results:
No L-L results for M108366469


PRP results:
No PRP results for M108366469


P-1 factor-bounds graph:
B1 = 829000, B2 = 40139000 (P-1 stage 2)
B1 = 829000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-01-30T04:29:17+00:00