is 2 104922187 - 1
has 31584726 decimal digits
takes 417.758 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
Actual277291.722564.9351%8350008350004.82071.4297%296.543266.3647%3.8647%
PrimeNet2729.114762.5000%450000220000009.37655.3955%18.491267.8955%5.3955%
GPU72276145.860464.4737%6500002400000011.09733.9266%156.957768.4003%3.9266%
Difference+1+145.8621+0.4614%+185000-23165000-6.2766-2.4970%+139.5855-2.0356%-2.0356%

Known prime factors (2 factors, 165.3 bits, 0.00015756% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
10492218718564519233482295535447772580.6198846803409407724
22 × 23 × 59 × 419 × 521 × 739 × 10103
739101032020-06-264,235.20.00720.0087
104922187313765334284480668063175692684.698149522871785202432
28 × 32 × 11 × 19 × 23 × 383 × 461 × 76463
461764632020-06-2638,4080.02660.0449

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1049221875824902583124243275579196105796294411946192328711350165.317
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-06-26T09:02:54Ge yongworkQQsvr183500083500050165.3174.821835.59.641.430%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-20T15:12:00carlos56celreg263264--0.019--
2010-08-29T15:59:00oodairaLinux01264265--0.036--
2012-05-12T08:24:00RichardUNKNOWN265266--0.071--
2013-09-09T21:39:00willmoreManual testing266267--0.142--
2013-09-13T04:56:00sasakihome267268--0.285--
2013-09-13T14:44:00sasakihome268269--0.570--
2013-09-14T09:03:00sasakihome269270--1.140--
2013-09-19T06:52:00PascalBieriManual testing270271--2.279--
2015-01-31T20:16:00SRS TechnologyManual testing271272--4.558--
2019-12-18T14:03:01TheGazManManual testing272273--9.116--
2020-02-07T17:37:26ixfd64Manual testing273274--18.23--
2020-04-26T21:59:35TheJudgerManual testing274275--36.47--
2020-04-26T21:59:35TheJudgerManual testing275276--72.93--
2020-04-26T21:59:35TheJudgerManual testing276277--145.9--


ECM factoring results:
Exponent "104922187" not found


Lucas-Lehmer results:
Exponent "104922187" not found


PRP results:
Exponent "104922187" not found


P-1 factor-bounds graph:
B1 = 835000 (stage 1)
101
102
103
104
105
106
101
102
103
104
105
106
TF factor-bounds graph:
277
276
275
274
273
272
271
270
269
268
267
266
265
264
250
260
270
280
290
2100
Last modified: 2020-06-26T09:02:54+00:00