is 2 162884177 - 1
has 49033024 decimal digits
takes 1,068.927 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2680.365958.8235%----0.365958.8235%0.0000%
PrimeNet27423.488362.1622%6500003600000024.51195.3628%48.000264.1913%2.0292%
GPU72278375.828464.1026%10000003600000027.66093.9066%403.489465.5049%1.4024%
Difference-10-375.4625-5.2790%-1000000-36000000-27.6609-3.9066%-403.1235-6.6814%-6.6814%

Known prime factors (3 factors, 158.0 bits, 0.00009701% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
162884177205234063031134.25763
32 × 7
2007-11-12991.424e-118.564e-50.0002
162884177920762256701737931756.354282643248
24 × 3 × 101 × 173 × 337
2015-03-271733377.026e-50.00170.0034
1628841771953794153135233136332167.405599749524208
24 × 19 × 149 × 13240673
2022-07-08149132406730.24316.865812.821

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
16288417718897177902756952223616172792890.610
162884177400985112372201909615295802879931101.661
1628841771798979913571458200360387871635621996938123.759
16288417736921195697162860470177421316251279410502906460748158.015
P-1 results:
No P-1 results for M162884177


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-03-27T12:31:00TJAOIManual testing256257*56.354171.13275e-52,2012.33206e-5
2022-07-08T08:30:58TJAOIManual testing267268*67.405210.0612,2000.125
2022-08-10T19:29:34LordJuliusManual testing2126867.405210.2432,2000.500
2022-08-10T19:29:34LordJuliusManual testing2126834.257111.42425e-112,2012.93218e-11
2022-08-10T19:29:34LordJuliusManual testing2126856.354177.02614e-52,2010.000


ECM factoring results:
No ECM results for M162884177


Lucas-Lehmer results:
No L-L results for M162884177


PRP results:
No PRP results for M162884177


P-1 factor-bounds graph:
100
101
102
103
100
101
102
103
104
105
106
107
108
TF factor-bounds graph:
268
257
230
240
250
260
270
280
290
2100
Last modified: 2022-08-10T19:29:34+00:00