is 2 33865813 - 1
has 10194626 decimal digits
takes 40.075 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
Actual27114.116863.3803%285000288105303.15575.0949%17.272565.2460%1.8657%
PrimeNet2670.877461.1940%15000055000000.75755.1820%1.634963.2050%2.0109%
GPU7227114.116863.3803%24000070000001.04373.8383%15.160664.7858%1.4056%
Difference---+45000+21810530+2.1119+1.2566%+2.1119+0.4602%+0.4602%

Known prime factors (4 factors, 166.2 bits, 0.00049074% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33865813541853009929.0138
23
-882.116e-121.373e-52.794e-5
33865813745047887929.47311
11
2008-09-091112.117e-122.651e-63.492e-6
3386581321957026516690631650.96432417687
2399 × 13513
2008-09-092399135138.040e-60.00520.0084
338658131207104821371133691856.7441782187868
22 × 211 × 2111597
2015-08-0621121115970.00060.19770.3687

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
338658134037064394200419831858.486
3386581311897480886761606587605672579.977
3386581316359036211063324114198812580.436
33865813654073379638356295667773212685.758
33865813899350896550075598529013032686.217
3386581326504432571271088711094470100324733107.708
3386581388641929953046212608208848227192933109.450
338658134873159894425061822404216841057072735115.230
3386581314361506540580846372812470307121470572022342136.721
3386581319747071483359501548390488405631595748908942137.181
3386581310700010102196439342735545249571092702017895931880
1
51166.194
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-27T04:45:19masserManual testing28500028810530-
skipped known factor: 541853009
skipped known factor: 745047887
skipped known factor: 2195702651669063
skipped known factor: 120710482137113369
--3.156--5.095%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:44:00Will EdgingtonManual testing??50.964163.61123e-682.547.43805e-6
2008-09-09T20:44:00Will EdgingtonManual testing??29.47395.02832e-1582.541.03568e-14
2015-04-28T12:09:00TJAOIManual testing256257*56.744180.00082.540.001
2022-09-25T06:23:32LordJuliusManual testing2126656.744180.00182.540.001
2022-09-25T06:23:32LordJuliusManual testing2126650.964168.04020e-682.541.65604e-5
2022-09-25T06:23:32LordJuliusManual testing2126658.486180.00182.540.003
2022-09-25T06:23:32LordJuliusManual testing2126629.01392.11555e-1282.544.35740e-12
2022-09-25T06:23:32LordJuliusManual testing2126629.47392.11692e-1282.544.36022e-12
2022-09-25T06:23:32LordJuliusManual testing266267--0.441--
2022-09-20T12:38:02masserManual testing267271--13.24--


ECM factoring results:
No ECM results for M33865813


Lucas-Lehmer results:
No L-L results for M33865813


PRP results:
No PRP results for M33865813


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
TF factor-bounds graph:
271
267
266
257
2
220
230
240
250
260
270
280
290
2100
Last modified: 2022-09-25T06:23:32+00:00