is 2 33868691 - 1
has 10195492 decimal digits
takes 40.078 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
Actual27114.115663.3803%285000288105303.15575.0949%17.271365.2460%1.8658%
PrimeNet2670.877361.1940%15000055000000.75755.1821%1.634863.2050%2.0110%
GPU7227114.115663.3803%24000070000001.04373.8383%15.159464.7859%1.4056%
Difference---+45000+21810530+2.1119+1.2566%+2.1119+0.4602%+0.4602%

Known prime factors (4 factors, 177.6 bits, 0.00052446% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33868691270949529928.0134
22
-441.057e-126.863e-61.397e-5
3386869111683343647371340.08817248
25 × 72 × 11
2008-09-0949497.496e-98.408e-50.0002
3386869112906737665680891650.19719054084
22 × 7 × 680503
2008-09-0976805035.583e-60.06360.1188
338686917238132352824110391859.32810685580309
32 × 31 × 38299571
2015-11-1231382995710.00273.58046.6871

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
338686913165596458400043588732168.101
338686913497074491442796609800812478.210
338686911961168551837354530014506312787.342
3386869115079385151460392904710775932890.285
338686918456558764319084160397811317433099.416
3386869193420675467378386628445247873447133109.525
3386869140857523043977871196863266194580369736118.298
3386869122913006141530778589711474290885279904739127.429
3386869125312288016748028721757137913598743351415942137.539
33868691109146585525480967908348553928210317748874912746149.613
3386869129573215940087285753231155854679685406997997875981
1183
54177.626
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-27T05:51:36masserManual testing28500028810530-
skipped known factor: 270949529
skipped known factor: 1168334364737
skipped known factor: 1290673766568089
--3.156--5.095%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:44:00Will EdgingtonManual testing??40.088133.17151e-982.556.53234e-9
2008-09-09T20:44:00Will EdgingtonManual testing??50.197161.15412e-682.552.37712e-6
2015-11-12T11:27:36TJAOIManual testing259260*59.328180.00082.540.001
2022-09-25T06:23:33LordJuliusManual testing2126640.088137.49630e-982.551.54401e-8
2022-09-25T06:23:33LordJuliusManual testing2126650.197165.58270e-682.551.14986e-5
2022-09-25T06:23:33LordJuliusManual testing2126628.01391.05677e-1282.552.17662e-12
2022-09-25T06:23:33LordJuliusManual testing2126659.328180.00382.540.005
2022-09-25T06:23:33LordJuliusManual testing266267--0.441--
2022-09-20T12:38:02masserManual testing267271--13.24--


ECM factoring results:
No ECM results for M33868691


Lucas-Lehmer results:
No L-L results for M33868691


PRP results:
No PRP results for M33868691


P-1 factor-bounds graph:
B1 = 285000, B2 = 28810530 (P-1 stage 2)
B1 = 285000 (P-1 stage 1)
100
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106
100
101
102
103
104
105
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108
TF factor-bounds graph:
271
267
266
260
2
220
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240
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260
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290
2100
Last modified: 2022-09-25T06:23:33+00:00