is 2 102646067 - 1
has 30899546 decimal digits
takes 408.695 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
Actual276149.094864.4737%8550001795500010.31493.8335%159.409768.3071%5.8071%
PrimeNet2729.316862.5000%450000220000009.37655.3815%18.693367.8815%5.3815%
GPU72276149.094864.4737%6500002200000010.46823.8527%159.563068.3264%3.8527%
Difference---+205000-4045000-0.1533-0.0192%-0.1533-0.0192%-0.0192%

Known prime factors (1 factor, 95.5 bits, 0.00009308% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
102646067577493032887426072321518911192995.544281303049286547955277
13 × 16272 × 3331 × 19553 × 125507
264712926471292021-02-1485,901,86715.28331.103

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-02-14T10:30:28Ben Deloi-09828010fd207058b85500017955000122995.54410.31817.420.633.833%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-04-19T21:55:001997rj7comp5263264--0.019--
2010-12-12T03:19:00sasaki3mate_ma1264265--0.036--
2012-04-25T00:13:00krackerT3400265266--0.073--
2013-08-28T09:11:00RobishManual testing266267--0.146--
2013-08-28T21:38:00RobishManual testing267268--0.291--
2013-08-29T09:53:00RobishManual testing268269--0.582--
2013-08-30T14:17:00RobishManual testing269270--1.165--
2013-08-31T06:30:00Le ComteManual testing270271--2.330--
2014-12-20T05:40:00TMarshallWin7_64271272--4.659--
2020-03-07T22:14:34el groccoManual testing272273--9.319--
2020-03-30T14:58:44SRBaseManual testing273274--18.64--
2020-11-15T23:01:19TheJudgerManual testing274275--37.27--
2020-11-15T23:01:19TheJudgerManual testing275276--74.55--


ECM factoring results:
Exponent "102646067" not found


Lucas-Lehmer results:
Exponent "102646067" not found


PRP results:
Exponent "102646067" not found


P-1 factor-bounds graph:
B1 = 855000, B2 = 17955000 (stage 2)
B1 = 855000 (stage 1)
104
105
106
107
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: 2021-02-14T10:30:28+00:00