is 2 33905917 - 1
has 10206699 decimal digits
takes 40.122 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
Actual27114.100163.3803%285000288105303.15575.0956%17.255865.2463%1.8660%
PrimeNet2670.876461.1940%15000055000000.75755.1828%1.633963.2053%2.0112%
GPU7227114.100163.3803%24000070000001.04373.8389%15.143964.7861%1.4058%
Difference---+45000+21810530+2.1119+1.2567%+2.1119+0.4602%+0.4602%

Known prime factors (4 factors, 184.1 bits, 0.00054292% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33905917203435503927.6003
3
-135.277e-131.903e-63.492e-6
33905917506554399991135.560747
32 × 83
2008-09-099831.568e-102.236e-53.143e-5
339059175836108091938032491859.0188606326872
23 × 3 × 11 × 13 × 2507671
2015-10-191325076710.00300.23440.4378
3390591743115185312450228091961.90363580621212
22 × 32 × 1766128367
2016-06-10917661283670.0111165.10308.37

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
33905917103051149158828844972063.160
339059171187271585245783884433492472786.618
339059178771159410976524313953879272789.503
33905917295630623278845380423307567512994.578
339059172184018682640588596686859371913097.463
33905917251624881887398583826293591646330644137120.921
33905917601417645489354192256419279201033075337122.178
339059174443069392643855093830553698147749207338125.063
3390591751189434414078520262189701442247872686797482345148.521
3390591712746169106702580837210386870198909570722573355948156.481
3390591725930233235451002040160561697635108785714607841119
145177
56184.081
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-27T21:49:28masserManual testing28500028810530-
skipped known factor: 203435503
skipped known factor: 50655439999
skipped known factor: 583610809193803249
--3.156--5.096%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:45:00Will EdgingtonManual testing??35.560112.18281e-1182.644.49573e-11
2015-10-19T11:53:14TJAOIManual testing259260*59.018180.00182.630.001
2022-06-26T06:24:38LordJuliusManual testing260261--0.005--
2016-06-10T15:24:30TJAOIManual testing261262*61.903190.00282.620.004
2022-09-25T06:23:39LordJuliusManual testing2126663.160200.04882.530.099
2022-09-25T06:23:39LordJuliusManual testing2126627.60095.27691e-1382.641.08683e-12
2022-09-25T06:23:39LordJuliusManual testing2126661.903190.01182.620.023
2022-09-25T06:23:39LordJuliusManual testing2126635.560111.56829e-1082.643.23006e-10
2022-09-25T06:23:39LordJuliusManual testing2126659.018180.00382.630.006
2022-09-25T06:23:39LordJuliusManual testing266267--0.441--
2022-09-21T22:30:27masserManual testing267271--13.22--


ECM factoring results:
No ECM results for M33905917


Lucas-Lehmer results:
No L-L results for M33905917


PRP results:
No PRP results for M33905917


P-1 factor-bounds graph:
B1 = 285000, B2 = 28810530 (P-1 stage 2)
B1 = 285000 (P-1 stage 1)
100
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100
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1010
TF factor-bounds graph:
271
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260
2
220
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2100
Last modified: 2022-09-25T06:23:39+00:00