is 2 34011647 - 1
has 10238526 decimal digits
takes 40.247 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2690.873661.1940%285000288105303.15577.4662%4.029364.0913%2.8973%
PrimeNet2670.873661.1940%15000055000000.75755.1849%1.631263.2061%2.0121%
GPU7227114.056363.3803%24000070000001.04373.8405%15.100164.7866%1.4064%
Difference-2-13.1827-2.1863%+45000+21810530+2.1119+3.6257%-11.0707-0.6953%+1.4910%

Known prime factors (3 factors, 159.3 bits, 0.00046844% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
340116472098026811484391547.5763084277
7 × 23 × 19157
-23191578.778e-70.00180.0033
3401164797907470502740871653.120143932269
3 × 13 × 3690571
2014-09-041336905714.130e-50.34500.6444
340116474451140276869530631858.6276543552973
41 × 97 × 1645349
2015-09-189716453490.00160.15400.2873

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
34011647205412498159367393882288220019331100.696
340116479338611642550326249438552871865732106.203
34011647435799885361165399356234805417848134111.747
3401164791431984392954853252499766957217994912176054115948159.323
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-04-30T20:56:28masserManual testing28500028810530-
skipped known factor: 209802681148439
skipped known factor: 9790747050274087
skipped known factor: 445114027686953063
--3.156--7.466%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2014-09-04T09:47:00TJAOIManual testing??53.120166.02505e-682.881.24077e-5
2015-09-18T11:42:00TJAOIManual testing258259*58.627180.00182.880.001
2022-11-25T06:49:07LordJuliusManual testing2126647.576158.77818e-782.881.80773e-6
2022-11-25T06:49:07LordJuliusManual testing2126658.627180.00282.880.003
2022-11-25T06:49:07LordJuliusManual testing2126653.120164.13048e-582.888.50610e-5
2022-11-25T06:49:07LordJuliusManual testing266267--0.439--
2022-11-24T01:07:31masserManual testing267269--2.637--


ECM factoring results:
No ECM results for M34011647


Lucas-Lehmer results:
No L-L results for M34011647


PRP results:
No PRP results for M34011647


P-1 factor-bounds graph:
B1 = 285000, B2 = 28810530 (P-1 stage 2)
B1 = 285000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-11-25T06:49:07+00:00