is 2 86799803 - 1
has 26129345 decimal digits
takes 279.568 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
Actual276176.313764.4737%695000126837506.29633.4122%182.610065.6859%1.2122%
PrimeNet2715.507861.9718%360000170000005.91535.3948%11.423164.0234%2.0515%
GPU7227588.155864.0000%550000190000007.26313.9543%95.419065.4236%1.4236%
Difference+1+88.1579+0.4737%+145000-6316250-0.9669-0.5421%+87.1910+0.2624%+0.2624%

Known prime factors (1 factor, 80.0 bits, 0.00009214% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
8679980311923259465200690409955372579.9806868252607209656
23 × 3 × 13 × 19 × 149 × 947 × 8211109
2018-04-0494782111091,824.52.09353.9022

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-04-04T04:18:21Jwb52zClay695000126837502579.9806.296559.112.593.412%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-11-23T05:40:00Architects Cubedm1_19264265--0.043--
2013-01-31T13:14:00LaurVManual testing265266--0.086--
2013-09-07T01:18:00processinfoManual testing266267--0.172--
2013-09-07T13:36:00processinfoManual testing266267--0.172--
2013-09-08T14:41:00processinfoManual testing267268--0.344--
2014-01-27T23:04:00driveByUpgradesBuild_4268269--0.689--
2014-03-30T05:23:00Yury VorobyovManual testing269270--1.377--
2014-08-31T21:24:00PascalBieriManual testing270271--2.755--
2017-04-22T21:55:07Judge HaleManual testing271272--5.510--
2017-04-22T21:55:07Judge HaleManual testing272273--11.02--
2017-06-01T18:27:01RichD0Manual testing273274--22.04--
2018-03-02T01:29:22RichD0Manual testing274275--44.08--
2018-03-11T15:37:47TheJudgerManual testing275276--88.16--


ECM factoring results:
No ECM results for M86799803


Lucas-Lehmer results:
No L-L results for M86799803


PRP results:
No PRP results for M86799803


P-1 factor-bounds graph:
B1 = 695000, B2 = 12683750 (P-1 stage 2)
B1 = 695000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2018-04-04T04:18:21+00:00