is 2 332320987 - 1
has 100038586 decimal digits
takes 4,943.275 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
Actual280736.837563.7500 %10000010000003.21450.9956 %740.052064.1109 %
Target2811,473.675564.1975 %1900000400000000508.79794.0318 %1,982.473465.6410 %
Difference-1-736.8380-0.4475 %-1800000-399000000-505.5834-3.0362 %-1,242.4214-1.5301 %

Known prime factors (1 factor, 94.5 bits, 0.00002845% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
332320987289214407245744457298835789772994.54643514315760885793424
24 × 31 × 67 × 71 × 89 × 167 × 2129 × 582821
2019-10-25212958282112,072,3540.72831.2792

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-04-06MadPooManual testing100000100000--2.5010.317%
2019-10-25MadPooManual testing100000100000022994.5463.2140.874%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2009-09-09Team_Inspectorthumbelina2682690.180
2010-05-28Grant McCrackenBrett-Laptop2692700.360
2011-05-25Grant McCrackenJana-Laptop2702710.720
2024-02-15Grant McCrackenManual testing270271
2012-05-15Grant McCrackenJana-Laptop2712721.439
2013-01-17LaurVManual testing2722732.878
2013-10-27Team_InspectorAngelou2732745.757
2015-04-02Team_InspectorSpudBoy327427511.51
2016-01-26Team_InspectorBoxxy27527623.03
2016-04-07dh1Manual testing27627746.05
2016-04-07dh1Manual testing27727892.10
2016-04-07dh1Manual testing278279184.2
2016-04-07dh1Manual testing279280368.4


ECM factoring results:
No ECM results for M332320987


Lucas-Lehmer results:
No L-L results for M332320987


PRP results:
No PRP results for M332320987


CERT results:
No CERT results for M332320987


P-1 factor-bounds graph:
B1 = 100000, B2 = 1000000 (P-1 stage 2)
B1 = 100000 (P-1 stage 1)
102
103
104
105
102
103
104
105
106
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
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2100
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Last modified: 2024-03-13T02:15:48+00:00