is 2 117161357 - 1
has 35269083 decimal digits
takes 541.058 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277261.248064.9351%2000000302663790123.08246.3025%384.330467.1450%2.2100%
Target276130.623264.4737%8000002800000015.28024.2059%145.903465.9679%1.4942%
Difference+1+130.6247+0.4614%+1200000+274663790+107.8022+2.0966%+238.4270+1.1772%+0.7158%

Known prime factors (1 factor, 129.0 bits, 0.00011006% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
11716135765761770722045606853453588327668730455939128.9512806461635727111237430170270547
157 × 197 × 823 × 5471 × 281933 × 302273 × 236472919		2022-12-163022732364729191.403e+988.185161.13

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-12-16T07:01:19Mihai Predax3200000030266379039128.951123.11,082246.26.302%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-11T12:48:00sasaki3value263264--0.017--
2010-10-10T17:37:00Charles A. Morrischandra264265--0.032--
2012-07-10T22:11:00Erich OGrad_desk265266--0.064--
2014-12-07T13:11:00Chih-Wei Huang266267--0.128--
2015-03-28T20:31:00Josh FamestadManual testing267268--0.255--
2015-04-10T00:05:00SMoffatManual testing268269--0.510--
2015-04-13T03:39:00Andrew BManual testing269270--1.021--
2015-04-23T10:35:00WRSunsetPAs270271--2.041--
2015-06-25T05:52:00endless_mikeManual testing271272--4.082--
2020-02-22T14:50:15Niels_Mache_NextcloudManual testing272273--8.164--
2020-02-22T14:50:15Niels_Mache_NextcloudManual testing273274--16.33--
2021-06-30T20:49:32TheJudgerManual testing274275--32.66--
2021-06-30T20:49:32TheJudgerManual testing275276--65.31--
2022-03-05T00:09:29skippydManual testing276277--130.6--


ECM factoring results:
No ECM results for M117161357


Lucas-Lehmer results:
No L-L results for M117161357


PRP results:
No PRP results for M117161357


P-1 factor-bounds graph:
B1 = 2000000, B2 = 302663790 (P-1 stage 2)
B1 = 2000000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-12-16T07:03:38+00:00