is 2 334908527 - 1
has 100817513 decimal digits
takes 4,981.764 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
Actual2722.855559.7222 %----2.855559.7222 %
Target2811,462.289764.1975 %2000000400000000510.83734.0599 %1,973.127065.6511 %
Difference-9-1,459.4342-4.4753 %-2000000-400000000-510.8373-4.0599 %-1,970.2715-5.9289 %

Known prime factors (1 factor, 78.8 bits, 0.00002354% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
3349085275409131307428331997035772478.840807553536465844
22 × 7 × 29 × 571 × 1741723397
2019-06-265711741723397182.792,046.83,822.7

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2019-06-26Roland ClarksonManual testing2478.84020.010.000%


Trial Factoring results:
57585960616263646566676869707172737475767778798081
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-09-15Architects Cubedm1_sa2642650.011
2012-08-06c10ck3rManual testing2652660.022
2012-12-13krackerManual testing2662670.045
2015-05-21Jacques MOLNEManual testing2672690.268
2016-04-07Jacques MOLNEManual testing2692700.357
2016-04-07Jacques MOLNEManual testing2702710.714
2016-04-07Jacques MOLNEManual testing2712721.428


ECM factoring results:
No ECM results for M334908527


Lucas-Lehmer results:
No L-L results for M334908527


PRP results:
No PRP results for M334908527


CERT results:
No CERT results for M334908527


P-1 factor-bounds graph:
101
102
103
101
102
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
272
271
270
269
267
266
265
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