is 2 33873289 - 1
has 10196877 decimal digits
takes 40.083 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
Actual27114.113763.3803%285000288105303.15575.0950%17.269465.2461%1.8658%
PrimeNet2670.877261.1940%15000055000000.75755.1822%1.634763.2050%2.0110%
GPU7227114.113763.3803%24000070000001.04373.8384%15.157564.7859%1.4056%
Difference---+45000+21810530+2.1119+1.2566%+2.1119+0.4602%+0.4602%

Known prime factors (4 factors, 180.7 bits, 0.00053355% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33873289405802002231135.240599
599
-15991.527e-105.762e-50.0001
3387328927478012036811341.32140560
24 × 3 × 5 × 132
2008-09-091691691.539e-80.00030.0006
338732891462008413857911547.0552158055
5 × 431611
2008-09-0954316116.152e-70.04040.0754
338732891559396013249755111857.1142301807795
3 × 5 × 7 × 3779 × 5801
2015-08-06377958010.00100.00670.0132

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
338732891115063230183753846208632476.561
3387328959328594162064635672313932582.295
338732894017308479390514698902966712788.376
3387328963280602444623023269517389532892.354
338732894284910242223029715736480559913098.435
338732892279850091907622874736837836420132104.169
338732891630231824512227554885069475405035763338123.616
338732891738825155669939744862651550264949468599341133.675
3387328992516773208036288276795727835809779541682342139.409
338732896264574826756004612661292493026854559982388144145.490
3387328925421770078172420474930681024899658935998587245169
25463
55180.730
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-27T08:36:54masserManual testing28500028810530-
skipped known factor: 40580200223
skipped known factor: 2747801203681
skipped known factor: 146200841385791
skipped known factor: 155939601324975511
--3.156--5.095%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:44:00Will EdgingtonManual testing??47.055156.16995e-882.561.27081e-7
2008-09-09T20:44:00Will EdgingtonManual testing??41.321136.73902e-982.561.38802e-8
2015-05-26T11:17:00TJAOIManual testing257258*57.114180.00082.560.001
2022-09-25T06:23:34LordJuliusManual testing2126647.055156.15198e-782.561.26711e-6
2022-09-25T06:23:34LordJuliusManual testing2126657.114180.00182.560.002
2022-09-25T06:23:34LordJuliusManual testing2126641.321131.53874e-882.563.16932e-8
2022-09-25T06:23:34LordJuliusManual testing2126635.240111.52652e-1082.563.14414e-10
2022-09-25T06:23:34LordJuliusManual testing266267--0.441--
2022-09-20T12:38:03masserManual testing267271--13.24--


ECM factoring results:
No ECM results for M33873289


Lucas-Lehmer results:
No L-L results for M33873289


PRP results:
No PRP results for M33873289


P-1 factor-bounds graph:
B1 = 285000, B2 = 28810530 (P-1 stage 2)
B1 = 285000 (P-1 stage 1)
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106
100
101
102
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104
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108
TF factor-bounds graph:
271
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266
258
2
230
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2100
Last modified: 2022-09-25T06:23:34+00:00