is 2 332328103 - 1
has 100040728 decimal digits
takes 4,943.381 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
Actual278184.205062.8205 %190000080000000132.75795.2413 %316.962964.7692 %
Target2811,473.643964.1975 %1900000400000000508.79794.0319 %1,982.441865.6410 %
Difference-3-1,289.4389-1.3770 %--320000000-376.0400+1.2095%-1,665.4789-0.8718 %

Known prime factors (1 factor, 83.1 bits, 0.00002502% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
332328103106232939528499163130771592683.13515983141144175093
3 × 72 × 83 × 163 × 367 × 21898433
2021-06-16367218984335,894.625.74148.063

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2021-06-16KrieselManual testing19000008000000022683.135132.84.032%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2010-04-09Grant McCrackenBrett-Laptop2682690.180
2024-02-21Grant McCrackenManual testing268269
2010-12-14SunfishServer012692700.360
2011-01-23Grant McCrackenWork-32702710.720
2011-03-11vats09Manual testing2712721.439
2011-03-11vats09Manual testing2722732.878
2011-03-11vats09Manual testing2732745.756
2011-03-11vats09Manual testing27427511.51
2011-03-11vats09Manual testing27527623.03
2021-05-24Jon PaceManual testing27627746.05
2021-05-24Jon PaceManual testing27727892.10


ECM factoring results:
No ECM results for M332328103


Lucas-Lehmer results:
No L-L results for M332328103


PRP results:
No PRP results for M332328103


CERT results:
No CERT results for M332328103


P-1 factor-bounds graph:
B1 = 1900000, B2 = 80000000 (P-1 stage 2)
B1 = 1900000 (P-1 stage 1)
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TF factor-bounds graph:
278
277
276
275
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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