is 2 105568711 - 1
has 31779349 decimal digits
takes 432.978 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
Actual276144.967164.4737%7720002322900011.86743.9937%156.834568.4674%5.9674%
PrimeNet2729.058962.5000%450000220000009.65865.3994%18.717467.8994%5.3994%
GPU72276144.967164.4737%7000002400000011.71233.9683%156.679568.4420%3.9683%
Difference---+72000-771000+0.1550+0.0254%+0.1550+0.0254%+0.0254%

Known prime factors (1 factor, 90.1 bits, 0.00008533% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
10556871113061995733147799538559486872890.0776186490111235610113
7 × 25939 × 607681 × 56068301
607681560683012021-04-063,451,19321.58433.930

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-04-06T20:27:25TheJudgerManual testing77200023229000122890.07711.87866.023.733.994%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-20T19:39:00Donna NoblePH9500263264--0.019--
2010-09-01T12:07:00ANONYMOUSback113264265--0.035--
2012-05-12T14:59:00subgeniusquotewrks265266--0.071--
2014-06-17T22:26:00Travis Glenn RussoManual testing266267--0.142--
2014-06-19T04:32:00Travis Glenn RussoManual testing267268--0.283--
2014-10-17T15:54:00shaugeManual testing268269--0.566--
2014-10-17T15:54:00shaugeManual testing269270--1.133--
2014-10-17T15:54:00shaugeManual testing270271--2.265--
2018-02-12T21:58:08el groccoManual testing271272--4.530--
2020-01-06T14:21:47TheGazManManual testing272273--9.061--
2020-04-02T05:23:06SRBaseManual testing273274--18.12--
2021-04-02T04:24:27linamentManual testing274275--36.24--
2021-04-03T04:53:25linamentManual testing275276--72.48--


ECM factoring results:
Exponent "105568711" not found


Lucas-Lehmer results:
Exponent "105568711" not found


PRP results:
Exponent "105568711" not found


P-1 factor-bounds graph:
B1 = 772000, B2 = 23229000 (stage 2)
B1 = 772000 (stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
276
275
274
273
272
271
270
269
268
267
266
265
264
250
260
270
280
290
2100
Last modified: 2021-04-06T20:27:25+00:00