is 2 33875561 - 1
has 10197560 decimal digits
takes 40.086 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
Actual27114.112863.3803%285000288105303.15575.0951%17.268565.2461%1.8658%
PrimeNet2670.877161.1940%15000055000000.75755.1822%1.634763.2050%2.0110%
GPU7227114.112863.3803%24000070000001.04373.8384%15.156564.7859%1.4056%
Difference---+45000+21810530+2.1119+1.2566%+2.1119+0.4602%+0.4602%

Known prime factors (4 factors, 177.0 bits, 0.00052257% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33875561203253367927.5993
3
-135.282e-131.903e-63.492e-6
33875561953935797771136.4731408
27 × 11
2008-09-091281283.526e-100.00020.0004
3387556165729387191335591652.54597015939
9769 × 9931
2008-09-09976999311.985e-50.01680.0341
3387556115291268556845625531960.40722569764316
22 × 3 × 11 × 170983063
2016-02-04111709830630.006215.98429.854

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
33875561193890662798583591592064.072
3387556113359719257485631894431532580.144
338755613108001819880104288193659512788.006
338755616270161540729993567844363432789.019
338755611458688846968984838469522906813096.881
338755611005085711619601510890956409701612735112.953
3387556112744314447872788305527097991191688136116.617
338755612964834195517939129908816576927597292738124.479
33875561204287055010275030286874060122084246604960943140.552
3387556195878724014107272606126184616700287863006367945149.426
3387556119487673479531058656382011850207937938025279018115
7193
54177.025
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-27T10:16:01masserManual testing28500028810530-
skipped known factor: 203253367
skipped known factor: 95393579777
skipped known factor: 6572938719133559
--3.156--5.095%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:44:00Will EdgingtonManual testing??52.545162.14292e-682.564.41373e-6
2008-09-09T20:44:00Will EdgingtonManual testing??36.473118.23603e-1182.561.69635e-10
2016-02-04T13:38:37TJAOIManual testing260261*60.407190.00282.560.003
2022-09-25T06:23:35LordJuliusManual testing2126660.407190.00682.560.013
2022-09-25T06:23:35LordJuliusManual testing2126664.072200.13682.350.279
2022-09-25T06:23:35LordJuliusManual testing2126627.59995.28164e-1382.561.08785e-12
2022-09-25T06:23:35LordJuliusManual testing2126652.545161.98537e-582.564.08921e-5
2022-09-25T06:23:35LordJuliusManual testing2126636.473113.52605e-1082.567.26252e-10
2022-09-25T06:23:35LordJuliusManual testing266267--0.441--
2022-09-20T12:38:04masserManual testing267271--13.24--


ECM factoring results:
No ECM results for M33875561


Lucas-Lehmer results:
No L-L results for M33875561


PRP results:
No PRP results for M33875561


P-1 factor-bounds graph:
B1 = 285000, B2 = 28810530 (P-1 stage 2)
B1 = 285000 (P-1 stage 1)
100
101
102
103
104
105
106
100
101
102
103
104
105
106
107
108
109
TF factor-bounds graph:
271
267
266
261
2
220
230
240
250
260
270
280
290
2100
Last modified: 2022-09-25T06:23:35+00:00