is 2 332462651 - 1
has 100081231 decimal digits
takes 4,945.382 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
Actual27646.032261.8421 %318000094605000176.02446.6742 %222.056664.3888 %
Target2811,473.047664.1975 %1900000400000000508.79794.0320 %1,981.845465.6411 %
Difference-5-1,427.0153-2.3554 %+1280000-305395000-332.7735+2.6422%-1,759.7888-1.2523 %

Known prime factors (1 factor, 86.3 bits, 0.00002597% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
332462651973512664675400756178541932686.331146409327746622696
23 × 3 × 7 × 313 × 580927 × 4792847
2016-03-25580927479284747,13817.47925.500

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2016-03-25Michel YamagishiHomePC31800009460500022686.331176.04.394%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2011-07-23Grant McCrackenwork-i52672680.090
2011-07-23Grant McCrackenwork-i52682690.180
2012-06-30LaurVManual testing2692700.360
2012-12-30krackerManual testing2702710.719
2013-03-02LaurVManual testing2712721.439
2013-03-02LaurVManual testing2722732.877
2015-05-18srow7Manual testing2732745.754
2015-05-21srow7Manual testing27427511.51
2015-12-06srow7Manual testing27527623.02


ECM factoring results:
No ECM results for M332462651


Lucas-Lehmer results:
No L-L results for M332462651


PRP results:
No PRP results for M332462651


CERT results:
No CERT results for M332462651


P-1 factor-bounds graph:
B1 = 3180000, B2 = 94605000 (P-1 stage 2)
B1 = 3180000 (P-1 stage 1)
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TF factor-bounds graph:
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this exponent TF target: 81
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00