is 2 118606583 - 1
has 35704140 decimal digits
takes 547.732 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-daysProbability
Actual277258.064664.9351%6370004477209020.36714.0391%278.431866.3514%
Target276129.031664.4737%80000014000000056.14084.2120%185.172465.9700%
Difference+1+129.0331+0.4614%-163000-95227910-35.7737-0.1728%+93.2594+0.3813%

Known prime factors (1 factor, 105.0 bits, 0.00008856% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1186065834169744078894778339089154183208932105.040175780465697033795294868
22 × 3 × 37 × 41 × 43 × 461 × 3727 × 67141 × 1946647		2023-08-046714119466471.292e+91.13531.3264

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2023-07-30Extremofiredhtrayner_team8446370004477209032105.04020.371,09540.734.039%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-14smokypowermac263264--0.017--
2010-10-14Charles A. Morrischandra264265--0.032--
2012-07-16OS1corner3265266--0.063--
2014-05-28snme2pm1Manual testing266267--0.126--
2014-07-07snme2pm1Manual testing267268--0.252--
2014-07-30snme2pm1Manual testing268269--0.504--
2014-08-19snme2pm1Manual testing269270--1.008--
2015-01-27snme2pm1Manual testing270271--2.016--
2015-05-11Josh FamestadManual testing271272--4.032--
2021-05-23ViliamFManual testing271272--4.032--
2017-04-23snme2pm1Manual testing272273--8.065--
2019-06-29Niels_Mache_NextcloudManual testing273274--16.13--
2021-04-25jwnutterManual testing274275--32.26--
2021-04-25jwnutterManual testing275276--64.52--
2022-05-11TheJudgerManual testing276277--129.0--


ECM factoring results:
No ECM results for M118606583


Lucas-Lehmer results:
No L-L results for M118606583


PRP results:
No PRP results for M118606583


P-1 factor-bounds graph:
B1 = 637000, B2 = 44772090 (P-1 stage 2)
B1 = 637000 (P-1 stage 1)
103
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105
106
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105
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108
TF factor-bounds graph:
277
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275
274
273
272
271
270
269
268
267
266
265
264
this exponent TF target: 76
TF double-checked to: 67.9
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Last modified: 2023-10-02T12:12:48+00:00