is 2 104032321 - 1
has 31316850 decimal digits
takes 414.215 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
Actual276147.108164.4737%7650002271300011.32023.9652%158.428368.4389%5.9389%
PrimeNet2729.192762.5000%450000220000009.37655.3900%18.569167.8900%5.3900%
GPU72276147.108164.4737%6500002200000010.46823.8590%157.576368.3327%3.8590%
Difference---+115000+713000+0.8520+0.1062%+0.8520+0.1062%+0.1062%

Known prime factors (1 factor, 84.6 bits, 0.00008130% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
104032321289433773594252872120460792684.581139107620983604159
20411 × 205327 × 33192547
205327331925472021-01-1067,48711.56119.500

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-01-10T22:43:23TheJudgerManual testing76500022713000122684.58111.32828.422.643.965%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-18T03:50:00lindedskynet-node049263264--0.019--
2010-08-25T14:39:00sasaki3mate_ma1264265--0.036--
2012-05-06T03:35:00sasaki3asort265266--0.072--
2013-09-01T10:23:00Preben SManual testing266267--0.144--
2014-05-07T18:18:00Eivind DoevikDell267268--0.287--
2014-05-11T22:30:00Houd Al-Obaidlilenovo268269--0.575--
2014-05-16T15:49:00Houd Al-Obaidlilenovo269270--1.149--
2014-06-07T06:19:00SatanManual testing270271--2.299--
2015-01-25T21:51:00PEDManual testing271272--4.597--
2015-01-25T21:51:00PEDManual testing272273--9.194--
2019-08-01T13:50:24Niels_Mache_NextcloudManual testing273274--18.39--
2020-10-29T08:22:08Kevin JagetManual testing274275--36.78--
2020-10-29T08:22:08Kevin JagetManual testing275276--73.55--


ECM factoring results:
Exponent "104032321" not found


Lucas-Lehmer results:
Exponent "104032321" not found


PRP results:
Exponent "104032321" not found


P-1 factor-bounds graph:
B1 = 765000, B2 = 22713000 (stage 2)
B1 = 765000 (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
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290
2100
Last modified: 2021-01-10T22:43:23+00:00