is 2 332291837 - 1
has 100029811 decimal digits
takes 4,942.841 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
Actual278184.225162.8205 %300000083250000159.01005.5105 %343.235264.8693 %
Target2811,473.804864.1975 %1900000400000000508.79794.0318 %1,982.602765.6410 %
Difference-3-1,289.5796-1.3770 %+1100000-316750000-349.7879+1.4787%-1,639.3675-0.7717 %

Known prime factors (1 factor, 80.2 bits, 0.00002415% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33229183714354278399045691276273032580.2482159890313382223
907 × 38281 × 62207269
2016-05-023828162207269736.9073.882136.53

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2016-05-02aurashiftusslcburnin513000000832500001222580.248159.04.270%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2009-06-20Team_InspectorBush2682690.180
2009-06-21Team_InspectorBush2692700.360
2011-07-12Grant McCrackenwork-i52702710.720
2012-02-27Grant McCrackenLauren-Laptop2712721.439
2013-01-13LaurVManual testing2722732.879
2013-02-13rmntkachykMother22732745.757
2013-10-10Team_InspectorSpudBoy327427511.51
2015-01-01Jacques MOLNEManual testing27527623.03
2016-04-23BloodIceManual testing27627746.06
2016-04-26BloodIceManual testing27727892.11


ECM factoring results:
No ECM results for M332291837


Lucas-Lehmer results:
No L-L results for M332291837


PRP results:
No PRP results for M332291837


CERT results:
No CERT results for M332291837


P-1 factor-bounds graph:
B1 = 3000000, B2 = 83250000 (P-1 stage 2)
B1 = 3000000 (P-1 stage 1)
103
104
105
106
107
103
104
105
106
107
108
TF factor-bounds graph:
278
277
276
275
274
273
272
271
270
269
268
this exponent TF target: 81
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00