is 2 101475607 - 1
has 30547202 decimal digits
takes 404.035 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
Actual276150.814564.4737%7160002181900010.77163.8903%161.586168.3640%5.8640%
PrimeNet2729.424362.5000%400000200000008.47445.2083%17.898767.7083%5.2083%
GPU72276150.814564.4737%6500002200000010.46823.8473%161.282768.3210%3.8473%
Difference---+66000-181000+0.3033+0.0430%+0.3033+0.0430%+0.0430%

Known prime factors (1 factor, 77.9 bits, 0.00007673% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
1014756072751020519980725928807912477.8641355508284853485
5 × 72 × 1637 × 3187 × 1060487
318710604872020-12-10482.150.35100.6230

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-12-10T17:55:18DRobinsonPEA8-96007160002181900062477.86410.77808.121.543.890%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-03-21T22:13:001997rj7Manual testing263264--0.019--
2010-08-13T20:00:00BaltinBaltin264265--0.037--
2012-04-17T04:50:00Nathan EdingtonMaryland265266--0.074--
2013-08-26T19:43:00PascalBieriManual testing266267--0.147--
2013-08-28T15:20:00PascalBieriManual testing267268--0.295--
2013-08-29T19:17:00PascalBieriManual testing268269--0.589--
2013-09-02T12:44:00SMoffatManual testing269270--1.178--
2013-09-05T00:53:00SMoffatManual testing270271--2.357--
2014-12-02T02:57:00shaugeManual testing271272--4.713--
2020-03-23T11:04:09el groccoGPU72_TF272273--9.426--
2020-03-29T09:54:15SRBaseManual testing273274--18.85--
2020-10-10T18:25:53TheJudgerManual testing274275--37.70--
2020-10-10T18:25:53TheJudgerManual testing275276--75.41--


ECM factoring results:
Exponent "101475607" not found


Lucas-Lehmer results:
Exponent "101475607" not found


PRP results:
Exponent "101475607" not found


P-1 factor-bounds graph:
B1 = 716000, B2 = 21819000 (stage 2)
B1 = 716000 (stage 1)
102
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105
106
102
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104
105
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108
TF factor-bounds graph:
276
275
274
273
272
271
270
269
268
267
266
265
264
250
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2100
Last modified: 2020-12-10T17:55:18+00:00