is 2 29947109 - 1
has 9014979 decimal digits
takes 31.195 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
Actual2693.986663.7681%200000712893306.15216.6312%10.138766.1707%2.4026%
PrimeNet2670.992262.6866%13000050000000.59714.9068%1.589364.5175%1.8309%
GPU7227115.964164.7887%20000060000000.77943.5590%16.743566.0419%1.2532%
Difference-2-11.9775-1.0206%-+65289330+5.3728+3.0722%-6.6047+0.1288%+1.1494%

Known prime factors (4 factors, 156.1 bits, 0.00052115% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
29947109239576873927.8364
22
-445.976e-136.042e-61.230e-5
2994710911379901431030.08419
19
2008-09-091194.796e-122.992e-63.074e-6
29947109392307127911135.191655
5 × 131
2008-09-0951311.745e-101.792e-52.078e-5
2994710989567493114924625211962.958149542804140
22 × 3 × 5 × 179 × 13923911
2016-11-16179139239110.03121.14612.1401

11 Composite Factors:
exponentprime factorscomposite factordigitsbits*
299471092726361199647628391857.920
2994710993987714960288825431963.027
29947109446441644590220191132065.275
2994710921458299922922671338508768332890.794
29947109101926924298004589676949305032993.042
29947109106957093187902319772387736492993.111
299471093513796597801477927226828061113098.149
29947109244193337978236597344515946786105711937120.877
299471098418244012593167565835250285893867090338125.985
2994710939986658928050173520162016586989816387339128.233
299471099579878707699792559067818387285152692913490912947156.069
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-05-24T08:45:35masserManual testing20000071289330-
skipped known factor: 239576873
skipped known factor: 1137990143
skipped known factor: 39230712791
skipped known factor: 8956749311492462521
--6.152--6.631%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-09T01:41:00Will EdgingtonManual testing??30.084101.96436e-1464.494.06121e-14
2008-09-09T01:41:00Will EdgingtonManual testing??35.191112.16700e-1164.494.48016e-11
2016-11-16T17:29:11TJAOIManual testing262263*62.958190.01164.440.022
2022-09-25T06:23:22LordJuliusManual testing2126530.084104.79613e-1264.499.91577e-12
2022-09-25T06:23:22LordJuliusManual testing2126527.83695.97578e-1364.491.23546e-12
2022-09-25T06:23:22LordJuliusManual testing2126535.191111.74518e-1064.493.60807e-10
2022-09-25T06:23:22LordJuliusManual testing2126562.958190.03164.440.064
2022-09-25T06:23:22LordJuliusManual testing2126563.027190.06964.380.143
2022-09-25T06:23:23LordJuliusManual testing2126557.920180.00164.490.002
2022-09-25T06:23:23LordJuliusManual testing265266--0.250--
2022-09-25T06:23:23LordJuliusManual testing266267--0.499--
2022-09-22T12:36:10masserManual testing267269--2.994--


ECM factoring results:
No ECM results for M29947109


Lucas-Lehmer results:
No L-L results for M29947109


PRP results:
No PRP results for M29947109


P-1 factor-bounds graph:
B1 = 200000, B2 = 71289330 (P-1 stage 2)
B1 = 200000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2022-09-25T06:23:23+00:00