is 2 332222291 - 1
has 100008875 decimal digits
takes 4,941.807 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-
PRP5C29B685E5D22B94PRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual2811,474.113364.1975 %2832000267669090372.29945.1427 %1,846.412766.0387 %
Target2811,474.113364.1975 %1900000400000000508.79794.0317 %1,982.911265.6410 %
Difference---+932000-132330910-136.4985+1.1110%-136.4985+0.3978 %

Known prime factors:
No known factors for M332222291

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2015-11-08Klaus Nordmannno139100003910000--89.382.021%
2022-11-07James Heinrich3930K2832000267669090--431.75.143%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2023-10-18James HeinrichManual testing267268
2008-12-15Team_Inspectorthumbelina2682690.180
2009-03-01Team_Inspectorspudboy22692700.360
2010-01-18Team_InspectorBush2702710.720
2010-01-20Team_InspectorBush2712721.440
2010-08-31Team_InspectorBush2722732.879
2010-09-06Team_InspectorBush2732745.758
2010-11-21Michael Peickpurple27427511.52
2011-02-14Sebastian HornbostelManual testing27527623.03
2015-10-23NRManual testing27627746.07
2015-10-23NRManual testing27727892.13
2015-10-23NRManual testing278279184.3
2022-11-09James HeinrichManual testing279280368.5
2023-03-11Mark RoseManual testing280281737.1


ECM factoring results:
No ECM results for M332222291


Lucas-Lehmer results:
No L-L results for M332222291


PRP results:
dateuseridcompidcofactorsres64
2023-01-10FlaJunkieAMD-Ryzen_5900X5C29B685E5D22B94


CERT results:
dateuseridcompid
2023-02-03Team_InspectorSpudBoy4


P-1 factor-bounds graph:
B1 = 2832000, B2 = 267669090 (P-1 stage 2)
B1 = 3910000 (P-1 stage 1)
B1 = 2832000 (P-1 stage 1)
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106
107
105
106
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109
TF factor-bounds graph:
281
280
279
278
277
276
275
274
273
272
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