is 2 34013939 - 1
has 10239216 decimal digits
takes 40.250 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
Actual2693.509962.3188%285000288105303.15576.1847%6.665664.6493%2.3305%
PrimeNet2670.873661.1940%15000055000000.75755.1850%1.631163.2061%2.0121%
GPU7227114.055463.3803%24000070000001.04373.8405%15.099164.7867%1.4064%
Difference-2-10.5454-1.0614%+45000+21810530+2.1119+2.3442%-8.4335-0.1373%+0.9241%

Known prime factors (3 factors, 140.5 bits, 0.00041294% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
34013939890484923031136.3741309
7 × 11 × 17
-11173.454e-101.944e-53.841e-5
3401393938882013949691341.82257156
22 × 3 × 11 × 433
2008-09-09114331.181e-85.832e-57.617e-5
3401393955262436910891143611962.26181234985620
22 × 3 × 5 × 1353916427
2016-07-18513539164270.0244126.57236.39

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
340139393462384719924108594236072478.196
340139394921036687904513098625952633833098.635
340139392148714842863132997333097104980932104.083
34013939191339817146039553195481617080043256612012743140.457
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-01T00:49:06masserManual testing28500028810530-
skipped known factor: 89048492303
skipped known factor: 3888201394969
--3.156--6.185%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:48:00Will EdgingtonManual testing??41.822133.19898e-982.896.58781e-9
2016-07-18T14:21:37TJAOIManual testing262263*62.261190.00682.840.013
2022-11-25T06:49:07LordJuliusManual testing2126641.822131.18116e-882.892.43242e-8
2022-11-25T06:49:07LordJuliusManual testing2126662.261190.02482.840.050
2022-11-25T06:49:07LordJuliusManual testing2126636.374113.45403e-1082.897.11304e-10
2022-11-25T06:49:07LordJuliusManual testing266267--0.439--
2022-11-24T01:07:31masserManual testing267269--2.636--


ECM factoring results:
No ECM results for M34013939


Lucas-Lehmer results:
No L-L results for M34013939


PRP results:
No PRP results for M34013939


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