is 2155081-1
has 46,685 decimal digits
takes 0.001 GHz-days to do one L-L 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
Actual26310.291571.4286%100,000,0002,000,000,0000.975515.4376%11.267086.8662%31.8662%
PrimeNet2400.000055.0000%1,70036,0000.000010.9503%0.000065.9503%10.9503%
GPU722440.000059.0909%2,80055,0000.00007.4546%0.000066.5455%7.4546%
Difference+19+10.2915+12.3377%+99,997,200+1,999,945,000+0.9754+7.9830%+11.2669+20.3207%+20.3207%

Known prime factors (3 factors, 185.4 bits, 0.11952884% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
15508141871871825.319135
33 × 5
2727-2.967e-111.294e-72.634e-7
155081400986738471135.223129283
7 × 11 × 23 × 73
23732008-07-275.854e-81.233e-72.244e-7
1550813765569299165343114928363755670324903138124.824121406532688251401362138616454315
32 × 5 × 11 × 71 × 151 × 281 × 1724399 × 53815759 × 877299757
53,815,759877,299,7572016-12-028.722e+110.47300.5250

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
15508116790064985926577371960.542
155081157671431936211654579018621418503362870690700146150.144
155081150994335175507462891359495008000355145928779225749160.047
15508163224153241996108457242917896001348386245160189259
902847
56185.367
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-12-03T03:20:49kkmrkkblmbrbkManual testing100,000,0002,000,000,0001238124.8240.9750.0011.95115.438%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-07-27T10:49:00J FeitsmaManual testing??35.223112.90239e-80.0016.02497e-8


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
50,0005,000,0002810.977
250,00025,000,00060510.52
1,000,000100,000,000120.835


Lucas-Lehmer results:
Exponent "155081" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-21T23:23:54Oliver KruseOllaptop5B2251432B6068__?
2017-09-22T10:03:00Oliver KruseManual testing5B2251432B6068__?
2017-10-11T21:51:10kkmrkkblmbrbkc4.xlarge5B2251432B6068__no
2020-04-17T15:47:40Oliver KruseAddPrpType5
41871871
40098673847
37655692991653431149283637556703249031
CA43C2913E82A5__no


P-1 factor-bounds graph:
B1 = 100,000,000, B2 = 2,000,000,000 (stage 2)
B1 = 100,000,000 (stage 1)
100
101
102
103
104
105
106
107
108
100
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
263
2
220
230
240
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2020-04-17T15:47:40+00:00