is 2 34021529 - 1
has 10241501 decimal digits
takes 40.259 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
Actual2693.509262.3188%285000288105303.15576.1849%6.664864.6494%2.3305%
PrimeNet2670.873461.1940%15000055000000.75755.1851%1.630963.2062%2.0121%
GPU7227114.052263.3803%24000070000001.04373.8406%15.096064.7867%1.4064%
Difference-2-10.5431-1.0614%+45000+21810530+2.1119+2.3443%-8.4311-0.1373%+0.9241%

Known prime factors (3 factors, 153.2 bits, 0.00045041% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
34021529671584982471135.967987
3 × 7 × 47
-7471.633e-101.575e-52.444e-5
34021529527131556502863031755.549774702919
647 × 773 × 1549
2015-08-0677315490.00020.00140.0027
3402152937988575976501369111961.72055830200895
32 × 5 × 74 × 43 × 61 × 197
2016-05-24240124010.00960.00410.0084

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
3402152935401363713335908250736108412891.516
340215292551255713123893510567034950173097.687
3402152920024977183820436556013322429803003336117.269
340215291344847395095819785209795431710570777678385215147153.236
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-01T08:01:02masserManual testing28500028810530-
skipped known factor: 67158498247
skipped known factor: 52713155650286303
skipped known factor: 3798857597650136911
--3.156--6.185%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2015-01-31T12:14:00TJAOIManual testing255256*55.549178.66928e-582.910.000
2022-06-26T06:24:45LordJuliusManual testing2126155.549170.00082.910.000
2022-06-26T06:24:45LordJuliusManual testing2126135.967111.63286e-1082.913.36259e-10
2016-05-24T15:44:05TJAOIManual testing261262*61.720190.00182.890.001
2022-11-25T06:49:08LordJuliusManual testing2126661.720190.01082.890.020
2022-11-25T06:49:08LordJuliusManual testing2126655.549170.00082.910.000
2022-11-25T06:49:08LordJuliusManual testing2126635.967111.63286e-1082.913.36259e-10
2022-11-25T06:49:08LordJuliusManual testing266267--0.439--
2022-11-24T16:00:00masserManual testing267269--2.636--


ECM factoring results:
No ECM results for M34021529


Lucas-Lehmer results:
No L-L results for M34021529


PRP results:
No PRP results for M34021529


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: 2022-11-25T06:49:08+00:00