is 2 13389913 - 1
has 4030766 decimal digits
takes 5.941 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-
PRP6DFA0FDE2B52C2__PRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2672.219164.1791%3000002101291507.54778.8964%9.766867.3659%3.1868%
PrimeNet2650.544963.0769%5500017000000.09303.8231%0.637964.4885%1.4116%
GPU722698.916265.2174%9000022000000.13192.7790%9.048066.1840%0.9666%
Difference-2-6.6970-1.0383%+210000+207929150+7.4158+6.1174%+0.7188+1.1819%+2.2202%

Known prime factors (3 factors, 209.4 bits, 0.00156414% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
133899135049336192311238.87718855
32 × 5 × 419
-94192.957e-92.016e-52.746e-5
133899136793506259691239.30525368
23 × 3 × 7 × 151
2008-09-0881518.155e-91.016e-51.047e-5
13389913324800066305041318185220794030701088596740131.255121285353498951530971568222299391
67 × 593 × 1459 × 3163 × 21817 × 21863 × 284423 × 4875901
2022-07-0828442348759011.253e+100.34390.3724

4 Composite Factors:
exponentprime factorscomposite factordigitsbits*
133899133430269702973725464098392478.183
1338991316400247300587328605225859234476150119346331392313
77
52170.132
1338991322065312835910252440953864950923200314209787278770
23
52170.560
1338991311141518269700404189309687155567251729379144288472
07496475829313
64209.437
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2022-06-30T18:50:06nordisweet16_30.8b14300000300000-
skipped known factor: 504933619231
skipped known factor: 679350625969
--0.193--2.169%
2022-07-07T22:00:00nordisweet16_30.8b1430000021012915040131.2557.54811.8815.108.896%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2008-09-08T09:30:00Will EdgingtonManual testing??39.305122.68508e-912.635.70644e-9


ECM factoring results:
No ECM results for M13389913


Lucas-Lehmer results:
No L-L results for M13389913


PRP results:
dateuseridcompidcofactorsres64PRP
2022-07-23T17:35:56g0b
504933619231
679350625969
3248000663050413181852207940307010885967
6DFA0FDE2B52C2__no


P-1 factor-bounds graph:
B1 = 300000, B2 = 210129150 (P-1 stage 2)
B1 = 300000 (P-1 stage 1)
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TF factor-bounds graph:
267
2
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2120
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2140
Last modified: 2022-07-23T17:35:56+00:00