is 2 105041413 - 1
has 31620617 decimal digits
takes 418.233 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
Actual277291.391464.9351%7340002094600010.59523.5320%301.986668.4671%5.9671%
PrimeNet2729.104362.5000%450000220000009.37655.3962%18.480867.8962%5.3962%
GPU72276145.694964.4737%6500002400000011.09733.9272%156.792268.4009%3.9272%
Difference+1+145.6965+0.4614%+84000-3054000-0.5021-0.3952%+145.1945+0.0662%+0.0662%

Known prime factors (1 factor, 91.9 bits, 0.00008749% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
10504141346290247659515986489288723132891.90322034284544285398412
22 × 139 × 1987 × 204431 × 97561741
204431975617412020-11-226,791,32931.80457.316

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-11-22T06:30:50ktonypod6473400020946000122891.90310.60836.521.193.532%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-24T20:55:00RichardUNKNOWN263264--0.019--
2010-09-04T22:50:00RichardFX5000_1264265--0.036--
2012-05-11T13:10:00omiXorpLLB16-T5500-08265266--0.071--
2013-09-09T21:44:00willmoreManual testing266267--0.142--
2013-09-15T03:17:00SMoffatManual testing267268--0.285--
2013-09-19T01:21:00SMoffatManual testing268269--0.569--
2013-09-25T12:14:00ANONYMOUS269270--1.138--
2013-10-03T09:37:00ANONYMOUS270271--2.277--
2015-01-11T16:17:00PascalBieriManual testing271272--4.553--
2020-03-31T03:16:08Will HockensmithManual testing272273--9.106--
2020-04-07T00:57:38Will HockensmithManual testing273274--18.21--
2020-11-02T06:27:02ktonyGPU72_TF274275--36.42--
2020-11-05T11:38:01Christian R. Mueller-HirschkornGPU72_TF275276--72.85--
2020-11-14T10:34:11Jon PaceManual testing276277--145.7--


ECM factoring results:
Exponent "105041413" not found


Lucas-Lehmer results:
Exponent "105041413" not found


PRP results:
Exponent "105041413" not found


P-1 factor-bounds graph:
B1 = 734000, B2 = 20946000 (stage 2)
B1 = 734000 (stage 1)
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108
TF factor-bounds graph:
277
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274
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Last modified: 2020-11-22T06:30:50+00:00