is 275789781-1
has 22,814,998 decimal digits
takes 209.536 GHz-days to do one L-L 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
Actual275100.962364.0000%630,00012,600,0005.13993.6505%106.102267.6505%6.2219%
PrimeNet2703.152861.4286%320,00014,000,0004.27075.5645%7.423566.9930%5.5645%
GPU7227450.480063.5135%500,00018,000,0005.82664.1884%56.306667.7019%4.1884%
Difference+1+50.4823+0.4865%+130,000-5,400,000-0.6867-0.5379%+49.7956-0.0514%-0.0514%

Known prime factors (1 factor, 122.1 bits, 0.00016112% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
75789781574424597710739060454155102631702536937122.11237895913547417366231349520764
22 × 11 × 373 × 8581 × 9011 × 19469 × 209263 × 7329661
209,2637,329,6612016-04-302.307e+92.39412.9900

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-04-30T13:11:32BruceDesk6630,00012,600,00037122.1125.140419.110.283.650%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2009-06-01T13:48:00For Researchm1_32263264--0.026--
2010-08-11T00:28:00ANONYMOUS264265--0.049--
2010-10-17T02:21:00gbvalortrevenque265266--0.099--
2010-10-19T04:21:00RMAC9.5Fry_s_Special266267--0.197--
2010-10-23T18:26:00RMAC9.5Fry_s_Special267268--0.394--
2010-10-28T15:54:00SpielauerC73E6CCF6268269--0.789--
2010-11-08T17:04:00Bassam Abdul-BakiWork269270--1.578--
2012-12-14T01:53:00wangyun183Manual testing270271--3.155--
2013-12-28T06:08:00Chang Chia-Tcheexbpc13271272--6.310--
2016-03-27T04:32:29LingUaanManual testing272273--12.62--
2016-04-11T05:56:44Judge HaleManual testing273274--25.24--
2016-04-20T00:45:31AirSquirrelsManual testing274275--50.48--


ECM factoring results:
Exponent "75789781" not found


Lucas-Lehmer results:
Exponent "75789781" not found


PRP results:
Exponent "75789781" not found


P-1 factor-bounds graph:
B1 = 630,000, B2 = 12,600,000 (stage 2)
B1 = 630,000 (stage 1)
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104
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108
TF factor-bounds graph:
275
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273
272
271
270
269
268
267
266
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264
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2100
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Last modified: 2016-04-30T13:11:32+00:00