is 2 332198681 - 1
has 100001768 decimal digits
takes 4,941.455 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
Actual279368.554163.2911 %2985000298500064.38272.2418 %432.936864.1141 %
Target2811,474.218164.1975 %1900000400000000508.79794.0317 %1,983.016065.6410 %
Difference-2-1,105.6639-0.9064 %+1085000-397015000-444.4152-1.7898 %-1,550.0791-1.5269 %

Known prime factors (1 factor, 102.1 bits, 0.00003073% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
332198681541428423154365847819958718624131102.0958149165757138660159520
25 × 32 × 5 × 1949 × 2647 × 830861 × 1320251
2015-06-128308611320251386,457,56018.49636.472

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2015-06-12aurashiftusslcburnin1229850002985000131102.09568.241.829%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2008-10-30Team_Inspectorthumbelina2682690.180
2008-10-31Team_Inspectorthumbelina2692700.360
2008-12-25Team_Inspectorspudboy22702710.720
2008-12-26Team_Inspectorspudboy22712721.440
2009-01-09ANONYMOUS123321ANONYMOUS1233212722732.879
2010-01-02Team_InspectorBush2732745.759
2010-01-21Team_InspectorBush27427511.52
2010-10-17amphoriaManual testing27527623.03
2010-10-17amphoriaManual testing27627746.07
2010-10-17amphoriaManual testing27727892.14
2010-10-17amphoriaManual testing278279184.3


ECM factoring results:
No ECM results for M332198681


Lucas-Lehmer results:
No L-L results for M332198681


PRP results:
No PRP results for M332198681


CERT results:
No CERT results for M332198681


P-1 factor-bounds graph:
B1 = 2985000 (P-1 stage 1)
104
105
106
107
104
105
106
107
TF factor-bounds graph:
279
278
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
2100
2110
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Last modified: 2024-03-13T02:15:48+00:00