is 2 332321387 - 1
has 100038706 decimal digits
takes 4,943.281 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
Actual280736.836663.7500 %2685000268500057.91211.9479 %794.748764.4561 %
Target2811,473.673764.1975 %1900000400000000508.79794.0318 %1,982.471665.6410 %
Difference-1-736.8371-0.4475 %+785000-397315000-450.8858-2.0839 %-1,187.7229-1.1849 %

Known prime factors (1 factor, 83.9 bits, 0.00002526% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
332321387184818940125838318345242172683.93427807259381388884
22 × 149 × 17827 × 28979 × 90313
2016-04-1828979903135,894.70.69711.2721

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2016-04-18Ahmed AzhadAzhadPC12685000268500012683.93461.381.757%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2009-09-10Team_Inspectorthumbelina2682690.180
2010-04-12Grant McCrackenBrett-Laptop2692700.360
2010-07-05Grant McCrackenWork-32702710.720
2024-02-15Grant McCrackenManual testing270271
2010-12-28vats09Manual testing2712721.439
2011-04-19Christian GeschwentnerManual testing2722732.878
2013-10-28Team_InspectorAngelou2732745.757
2014-04-18Preben SManual testing27427511.51
2016-02-23Team_InspectorBoxxy27527623.03
2016-04-09dh1Manual testing27627746.05
2016-04-09dh1Manual testing27727892.10
2016-04-09dh1Manual testing278279184.2
2016-04-09dh1Manual testing279280368.4


ECM factoring results:
No ECM results for M332321387


Lucas-Lehmer results:
No L-L results for M332321387


PRP results:
No PRP results for M332321387


CERT results:
No CERT results for M332321387


P-1 factor-bounds graph:
B1 = 2685000 (P-1 stage 1)
103
104
105
106
107
103
104
105
106
107
TF factor-bounds graph:
280
279
278
277
276
275
274
273
272
271
270
269
268
this exponent TF target: 81
TF double-checked to: 67
250
260
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280
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Last modified: 2024-03-13T02:15:48+00:00