is 2 93967301 - 1
has 28286977 decimal digits
takes 340.370 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
Actual277325.732164.9351 %7200007200003.78161.3162 %329.513765.3966 %
Target27581.431664.0000 %60000011000000034.45684.1518 %115.888465.4946 %
Difference+2+244.3005+0.9351 %+120000-109280000-30.6752-2.8356 %+213.6253-0.0980 %

Known prime factors (1 factor, 86.9 bits, 0.00009243% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
939673011401110570421955276045411032786.857745530921667078251
3 × 233 × 467 × 479 × 29429 × 162017
2019-08-2529429162017242,2580.19250.3146

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-08-25Ryan PropperManual testing72000072000012786.8573.7821.659%


Trial Factoring results:
575859606162636465666768697071727374757677
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2019-06-07wazumaManual testing212640.038
2010-12-26Architects Cubedm1_022642650.040
2013-12-27sasakii7-office2652660.080
2014-02-13SMoffatManual testing2662670.159
2014-05-06ANONYMOUSManual testing2672680.318
2014-07-09SMoffatManual testing2682690.636
2014-07-12SMoffatManual testing2692701.272
2014-09-14Ilya AlexandrovManual testing2702727.634
2019-04-17alexManual testing27227430.54
2019-06-07wazumaManual testing27427540.72
2019-07-15RuzovejManual testing275277244.3


ECM factoring results:
No ECM results for M93967301


Lucas-Lehmer results:
No L-L results for M93967301


PRP results:
No PRP results for M93967301


CERT results:
No CERT results for M93967301


P-1 factor-bounds graph:
B1 = 720000 (P-1 stage 1)
103
104
105
106
103
104
105
106
TF factor-bounds graph:
277
275
274
272
270
269
268
267
266
265
264
this exponent TF target: 75
TF double-checked to: 67
250
260
270
280
290
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Last modified: 2024-03-13T02:15:48+00:00