is 2 332355521 - 1
has 100048982 decimal digits
takes 4,943.788 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
Actual27646.047161.8421 %3345000334500072.14753.1341 %118.194563.0380 %
Target2811,473.522464.1975 %1900000400000000508.79794.0319 %1,982.320365.6410 %
Difference-5-1,427.4753-2.3554 %+1445000-396655000-436.6504-0.8978 %-1,864.1257-2.6030 %

Known prime factors (1 factor, 82.3 bits, 0.00002477% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
33235552160905871453488738889925992582.3339162759094573419
32 × 43 × 53 × 547021 × 816649
2014-12-255470218166492,947.012.11524.012

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2014-12-25Fredrik HManual testing3345000334500012582.33383.671.909%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2010-04-28SunfishServer012682690.180
2010-11-01Grant McCrackenBrett-Laptop2692700.360
2011-02-22Grant McCrackenwork-i52702710.719
2012-12-10Team_Inspectorspudboy22712721.439
2013-01-21LaurVManual testing2722732.878
2014-12-02Team_Inspectorthumbelina2732745.756
2014-12-25Fredrik HManual testing27427511.51
2014-12-25Fredrik HManual testing27527623.02


ECM factoring results:
No ECM results for M332355521


Lucas-Lehmer results:
No L-L results for M332355521


PRP results:
No PRP results for M332355521


CERT results:
No CERT results for M332355521


P-1 factor-bounds graph:
B1 = 3345000 (P-1 stage 1)
104
105
106
107
104
105
106
107
TF factor-bounds graph:
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