is 2172867-1
has 52,039 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
Actualunknown100,000,000100,000,0000.668699.9451%0.668699.9451%44.9451%
PrimeNet2400.000055.0000%1,90040,0000.000011.5846%0.000066.5846%11.5846%
GPU722440.000059.0909%3,20065,0000.00008.0948%0.000167.1857%8.0948%
Difference-440.0000-59.0909%+99,996,800+99,935,000+0.6686+91.8502%+0.6686+32.7593%+32.7593%

Known prime factors (3 factors, 231.7 bits, 0.13405458% known):
Remaining cofactor is not a probable-prime

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
172867182547553927.444528
24 × 3 × 11
1616-1.153e-101.070e-72.177e-7
1728671402576215870619582572166.927405680730234984
23 × 32 × 61 × 285151 × 323927
285,151323,9272009-01-2589.2500.00190.0039
17286722450314157551474925491210415092737393035342137.366649352223314787522357974929138954728
23 × 3 × 13 × 67 × 73 × 1129 × 170641 × 4314391 × 15563719 × 32894089
15,563,71932,894,0892017-05-069.635e+110.11040.2118

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
172867256036856103181369392034951212994.370
1728674098249913542278219189277784283293479170193257620950164.809
17286731488276676205144509075695232688329950504493892352
522911274721
62204.292
17286757481078554282224561431544565010202441212064755523
98470829636429307713
70231.736
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2017-05-06T04:54:53kkmrkkblmbrbkManual testing100,000,000100,000,00042137.3660.6690.0021.33731.105%


Trial Factoring results:
Exponent "172867" not found


ECM factoring results:
ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
50,0005,000,0002811.367
250,00025,000,00056913.84


Lucas-Lehmer results:
Exponent "172867" not found


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-22T00:15:20Oliver KruseOllaptopC4FCB7F7E6400C__?
2017-09-22T10:04:22Oliver KruseManual testingC4FCB7F7E6400C__?
2017-10-12T01:37:20kkmrkkblmbrbkc4.xlargeC4FCB7F7E6400C__no
2020-04-17T17:56:43Oliver KruseAddPrpType5
182547553
140257621587061958257
224503141575514749254912104150927373930353
49FF293D67C548__no


P-1 factor-bounds graph:
B1 = 100,000,000 (stage 1)
100
101
102
103
104
105
106
107
108
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
220
230
240
250
260
270
280
290
2100
2110
2120
2130
2140
Last modified: 2020-04-17T17:56:43+00:00