is 2 34023581 - 1
has 10242119 decimal digits
takes 40.261 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
Actual2693.508962.3188%285000288105303.15576.1849%6.664664.6494%2.3305%
PrimeNet2670.873361.1940%15000055000000.75755.1852%1.630863.2062%2.0121%
GPU7227114.051463.3803%24000070000001.04373.8406%15.095164.7867%1.4064%
Difference-2-10.5424-1.0614%+45000+21810530+2.1119+2.3443%-8.4305-0.1373%+0.9241%

Known prime factors (3 factors, 154.3 bits, 0.00045338% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
340235812899290875106971548.0434260708
22 × 33 × 39451
-27394511.357e-60.00370.0069
340235819059049949426391549.68613312899
32 × 1479211
2008-09-09914792113.482e-60.13830.2583
340235811039132783249431371856.5281527077328
24 × 3 × 7 × 4544873
2015-08-061645448730.00030.42490.7935

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
340235812626482085551019058428139093833097.729
340235813012748196499585253803940423648932104.571
340235819413555787543065134127225171854332106.215
340235812729263639713401547549919670722506809614575447147154.257
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-01T09:07:04masserManual testing28500028810530-
skipped known factor: 289929087510697
skipped known factor: 905904994942639
skipped known factor: 103913278324943137
--3.156--6.185%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T20:48:00Will EdgingtonManual testing??49.686151.27816e-682.912.63214e-6
2015-04-10T11:12:00TJAOIManual testing256257*56.528186.15576e-582.910.000
2022-11-25T06:49:08LordJuliusManual testing2126656.528180.00082.910.001
2022-11-25T06:49:08LordJuliusManual testing2126648.043151.35688e-682.912.79425e-6
2022-11-25T06:49:08LordJuliusManual testing2126649.686153.48237e-682.917.17132e-6
2022-11-25T06:49:08LordJuliusManual testing266267--0.439--
2022-11-24T16:00:00masserManual testing267269--2.636--


ECM factoring results:
No ECM results for M34023581


Lucas-Lehmer results:
No L-L results for M34023581


PRP results:
No PRP results for M34023581


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:
269
267
266
257
2
240
250
260
270
280
290
2100
Last modified: 2022-11-25T06:49:08+00:00