is 2 332278123 - 1
has 100025682 decimal digits
takes 4,942.637 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
Actual27792.116162.3377 %10000010000003.21451.4587 %95.330662.8870 %
Target2811,473.865664.1975 %1900000400000000508.79794.0318 %1,982.663565.6410 %
Difference-4-1,381.7495-1.8599 %-1800000-399000000-505.5834-2.5731 %-1,887.3329-2.7540 %

Known prime factors (1 factor, 80.3 bits, 0.00002418% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33227812315330689366979180052000812580.3432306906218887480
23 × 32 × 5 × 7 × 719 × 1439 × 884789
2019-11-251439884789736.931.06911.9419

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-05-06MadPooManual testing100000100000--2.5010.317%
2019-11-25MadPooManual testing100000100000022580.3433.2140.874%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2009-07-14SunfishServer012682690.180
2010-05-06SunfishServer012692700.360
2011-04-20Grant McCrackenwork-i52702710.720
2011-11-02Grant McCrackenLauren-Laptop2712721.439
2012-03-06Grant McCrackenLauren-Laptop2722732.879
2012-12-24Team_Inspectorspudboy22732745.757
2014-10-06Team_InspectorSpudBoy327427511.51
2015-06-02Team_InspectorFishbeck27527623.03
2017-04-04Team_InspectorSpudBoy327627746.06


ECM factoring results:
No ECM results for M332278123


Lucas-Lehmer results:
No L-L results for M332278123


PRP results:
No PRP results for M332278123


CERT results:
No CERT results for M332278123


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:
277
276
275
274
273
272
271
270
269
268
this exponent TF target: 81
TF double-checked to: 67
250
260
270
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290
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Last modified: 2024-03-13T02:15:48+00:00