is 2 48018317 - 1
has 14454954 decimal digits
takes 83.365 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-daysProbability
Actual2692.486362.3188 %----2.486362.3188 %
Target27219.916063.8889 %340000550000008.35274.1654 %28.268765.3931 %
Difference-3-17.4297-1.5700 %-340000-55000000-8.3527-4.1654 %-25.7824-3.0742 %

Known prime factors (1 factor, 82.6 bits, 0.00017210% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
4801831775322341646520150348918632582.63978430843011969943
11 × 107 × 263 × 419 × 4519 × 133813
2009-10-19451913381337,5420.02910.0343

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2009-10-19curtiscjckl-ccm15l2582.6391.1200.000%


Trial Factoring results:
57585960616263646566676869707172
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2003-06-09Thomas Mullenv4_computers212590.001
2003-10-08Thomas Mullenv4_computers212600.002
2008-04-24WorknPlayv4_computers212691.245


ECM factoring results:
No ECM results for M48018317


Lucas-Lehmer results:
No L-L results for M48018317


PRP results:
No PRP results for M48018317


CERT results:
No CERT results for M48018317


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
269
260
259
this exponent TF target: 72
TF double-checked to: 67
250
260
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Last modified: 2024-03-13T02:15:48+00:00