is 2 332195651 - 1
has 100000856 decimal digits
takes 4,941.410 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
Actual27792.139062.3377 %----92.139062.3377 %
Target2811,474.231564.1975 %1900000400000000508.79794.0317 %1,983.029465.6410 %
Difference-4-1,382.0925-1.8599 %-1900000-400000000-508.7979-4.0317 %-1,890.8904-3.3033 %

Known prime factors (1 factor, 77.5 bits, 0.00002332% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
3321956512113276644580902282307512477.484318077108809125
3 × 53 × 823 × 1030626517
2010-09-29823103062651792.1391,211.12,262.0

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2010-09-29amphoriaManual testing2477.48420.010.000%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2008-10-01Team_Inspectorthumbelina2682690.180
2008-10-01Team_Inspectorthumbelina2692700.360
2008-11-30Team_InspectorThicket2702710.720
2008-12-01Team_InspectorThicket2712721.440
2008-12-04Team_InspectorThicket2722732.879
2009-08-13SunfishServer012732745.759
2009-08-19SunfishServer0127427511.52
2010-09-29amphoriaManual testing27527623.03
2010-09-29amphoriaManual testing27627746.07


ECM factoring results:
No ECM results for M332195651


Lucas-Lehmer results:
No L-L results for M332195651


PRP results:
No PRP results for M332195651


CERT results:
No CERT results for M332195651


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
107
108
109
1010
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
280
290
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Last modified: 2024-03-13T02:15:48+00:00