is 2 332218163 - 1
has 100007633 decimal digits
takes 4,941.745 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
Actual27523.032861.3333 %----23.032861.3333 %
Target2811,474.131664.1975 %1900000400000000508.79794.0317 %1,982.929565.6410 %
Difference-6-1,451.0988-2.8642 %-1900000-400000000-508.7979-4.0317 %-1,959.8967-4.3076 %

Known prime factors (1 factor, 75.3 bits, 0.00002267% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
332218163473639933169488181240792375.32671284472963853
3 × 59 × 179689 × 2241301
2009-10-02179689224130123.0336.29837.8877

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2009-10-02ANONYMOUSHome2375.32676.910.000%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2009-01-16Team_Inspectorthumbelina2682690.180
2009-01-28ANONYMOUS2692700.360
2009-04-20ANONYMOUSHome2702710.720
2009-04-20ANONYMOUSHome2712721.440
2009-04-21ANONYMOUSHome2722732.879
2009-04-24ANONYMOUSHome2732745.758
2009-04-28ANONYMOUSHome27427511.52


ECM factoring results:
No ECM results for M332218163


Lucas-Lehmer results:
No L-L results for M332218163


PRP results:
No PRP results for M332218163


CERT results:
No CERT results for M332218163


P-1 factor-bounds graph:
104
105
106
104
105
106
107
TF factor-bounds graph:
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