is 2 33867817 - 1
has 10195229 decimal digits
takes 40.077 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
Actual27114.116063.3803%285000288105303.15575.0949%17.271765.2460%1.8657%
PrimeNet2670.877361.1940%15000055000000.75755.1821%1.634963.2050%2.0109%
GPU7227114.116063.3803%24000070000001.04373.8383%15.159864.7859%1.4056%
Difference---+45000+21810530+2.1119+1.2566%+2.1119+0.4602%+0.4602%

Known prime factors (4 factors, 166.6 bits, 0.00049203% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33867817203206903927.5983
3
-135.283e-131.903e-63.492e-6
3386781716256552171030.59824
23 × 3
2008-09-09884.245e-121.373e-52.794e-5
33867817371714193414491445.079548772
22 × 3 × 7 × 47 × 139
2008-09-09471392.466e-78.924e-50.0002
33867817118605792494027432892063.363175101029532
22 × 33 × 11 × 13 × 11337803
2017-02-0327113378030.09021.05991.9796

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
338678173303443619923629511858.197
3386781775534890044901508224472272.678
33867817604279117757212711894332375.678
3386781724101515770571960634617239672890.961
33867817192812125334335137618745887132993.961
338678171227936880670155010962780625599932103.276
3386781744087456491203779467417438428576133108.442
33867817391807548500380828795841464676748583937121.560
338678178958875494724766767468887071264135980818341136.040
3386781771671003649185938701324640298191018846513742139.040
3386781714564042686452773074644022152584393442214681324071
1
51166.639
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-27T05:18:28masserManual testing28500028810530-
skipped known factor: 203206903
skipped known factor: 1625655217
skipped known factor: 37171419341449
skipped known factor: 11860579249402743289
--3.156--5.095%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:44:00Will EdgingtonManual testing??30.598102.19405e-1482.554.51906e-14
2008-09-09T20:44:00Will EdgingtonManual testing??45.079141.08201e-782.552.22861e-7
2017-02-03T17:22:11TJAOIManual testing263264*63.363200.04382.440.089
2022-09-25T06:23:32LordJuliusManual testing2126630.598104.24548e-1282.558.74439e-12
2022-09-25T06:23:32LordJuliusManual testing2126627.59895.28285e-1382.551.08811e-12
2022-09-25T06:23:32LordJuliusManual testing2126658.197180.00182.540.003
2022-09-25T06:23:33LordJuliusManual testing2126663.363200.09082.440.186
2022-09-25T06:23:33LordJuliusManual testing2126645.079142.46598e-782.555.07917e-7
2022-09-25T06:23:33LordJuliusManual testing266267--0.441--
2022-09-20T12:38:02masserManual testing267271--13.24--


ECM factoring results:
No ECM results for M33867817


Lucas-Lehmer results:
No L-L results for M33867817


PRP results:
No PRP results for M33867817


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
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104
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108
TF factor-bounds graph:
271
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266
264
2
220
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2100
Last modified: 2022-09-25T06:23:33+00:00