is 2 149497333 - 1
has 45003182 decimal digits
takes 857.274 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
Actual2726.397061.1111 %----6.397061.1111 %
Target277204.740563.6364 %100000018000000089.40464.2436 %294.145265.1795 %
Difference-5-198.3435-2.5253 %-1000000-180000000-89.4046-4.2436 %-287.7482-4.0684 %

Known prime factors (1 factor, 73.9 bits, 0.00004942% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
149497333173420513957653013048812373.87758001206602680
23 × 5 × 11 × 131820924097
2017-05-261113182092409712.79559,717111,535

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2017-05-26Oleg V.Catv4_computers2373.87710.680.000%


Trial Factoring results:
575859606162636465666768697071727374757677
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2011-03-11sannerud.comstrs-w2k8h2642650.025
2013-01-10Viba ITec1141412652660.050
2015-03-25cutchacutcha-pc2662670.100
2016-04-07DerekManual testing2672680.200
2017-02-20Xolotlriptide-cpu-012682690.400
2017-03-29La GüiraManual testing2692700.800
2017-03-30SummyLM12702711.600
2017-04-11Damian SilvestrePcPapasJo2712723.199


ECM factoring results:
No ECM results for M149497333


Lucas-Lehmer results:
No L-L results for M149497333


PRP results:
No PRP results for M149497333


CERT results:
No CERT results for M149497333


P-1 factor-bounds graph:
100
101
102
100
101
102
103
104
105
106
107
108
109
1010
1011
1012
TF factor-bounds graph:
272
271
270
269
268
267
266
265
this exponent TF target: 77
TF double-checked to: 67
250
260
270
280
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Last modified: 2024-03-13T02:15:48+00:00