is 2 139788679 - 1
has 42080586 decimal digits
takes 778.545 GHz-days to do one PRP test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual27554.739162.6667%110001100000.13240.4138%54.871563.0805%1.4367%
PrimeNet27313.683861.6438%6000003200000018.66105.6093%32.344867.2531%5.6093%
GPU72277218.960363.6364%9000003200000020.95174.0674%239.912067.7037%4.0674%
Difference-2-164.2211-0.9697%-889000-31890000-20.8193-3.6535%-185.0404-4.6232%-4.6232%

Known prime factors (1 factor, 77.6 bits, 0.00005554% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
1397886792356682067044802126305292477.641842944537391616
29 × 32 × 112 × 29 × 37 × 11872
140896914089692016-11-16425.4111.37823.157

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-11-16T20:20:51John BurroughsRiversong110001100002477.6410.1321,5570.2650.414%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-06-13T19:45:00Huaiyu Wueight263264--0.014--
2010-12-08T07:57:00Richard8F02264265--0.027--
2012-11-25T09:29:00sasaki3MATE_J1265266--0.053--
2015-02-11T18:44:00vapaddyfijistor266267--0.107--
2016-07-29T11:42:39proxy2222Manual testing267268--0.214--
2016-08-28T08:44:51DerekManual testing268269--0.428--
2016-08-28T08:44:51DerekManual testing269270--0.855--
2016-11-16T09:20:33Adam BuranManual testing270271--1.711--
2016-11-16T20:20:14John BurroughsManual testing271272--3.421--
2016-11-16T20:20:14John BurroughsManual testing272273--6.843--
2016-11-16T20:20:14John BurroughsManual testing273274--13.69--
2016-11-16T20:20:14John BurroughsManual testing274275--27.37--


ECM factoring results:
Exponent "139788679" not found


Lucas-Lehmer results:
Exponent "139788679" not found


PRP results:
Exponent "139788679" not found


P-1 factor-bounds graph:
B1 = 11000, B2 = 110000 (stage 2)
B1 = 11000 (stage 1)
103
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105
106
107
103
104
105
106
107
TF factor-bounds graph:
275
274
273
272
271
270
269
268
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2100
Last modified: 2016-11-16T20:20:51+00:00