is 2 48925633 - 1
has 14728084 decimal digits
takes 84.940 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
Actual2692.440262.3188 %----2.440262.3188 %
Target27339.097064.3836 %320000500000007.61933.6725 %46.716365.6916 %
Difference-4-36.6568-2.0647 %-320000-50000000-7.6193-3.6725 %-44.2761-3.3727 %

Known prime factors (1 factor, 77.8 bits, 0.00015902% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
489256332631782902337198758452492477.8002689574708555328
26 × 3 × 11 × 269 × 5867 × 806903
2011-01-2758678069031,144.00.12460.2067

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2011-01-27TheGazManStudio2477.8002.5390.000%


Trial Factoring results:
5758596061626364656667686970717273
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2000-09-29Jossv4_computers212544.91000e-5
2003-06-06Thomas Mullenv4_computers212590.001
2007-12-181997rj7v4_computers212630.020
2008-07-04GrunwalderGIMPv4_computers212691.222


ECM factoring results:
No ECM results for M48925633


Lucas-Lehmer results:
No L-L results for M48925633


PRP results:
No PRP results for M48925633


CERT results:
No CERT results for M48925633


P-1 factor-bounds graph:
102
103
104
102
103
104
105
106
TF factor-bounds graph:
269
263
259
254
this exponent TF target: 73
TF double-checked to: 67
250
260
270
280
JSON version of this page
Last modified: 2024-03-13T02:15:48+00:00