is 2 82007297 - 1
has 24686657 decimal digits
takes 255.903 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
Actual27593.307764.0000 %730000146000006.72223.8662 %100.029965.3918 %
Target27593.307764.0000 %5500009000000024.53973.8866 %117.847365.3992 %
Difference---+180000-75400000-17.8174-0.0204 %-17.8174-0.0074 %

Known prime factors (1 factor, 95.7 bits, 0.00011671% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
82007297648639980695228425788452889032995.711395476990721464960483
7 × 79 × 218549 × 316853 × 10327363
2016-07-1031685310327363140,685,5553.90144.7550

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2016-07-10TheJudgerManual testing73000014600000622995.7117.8033.866%


Trial Factoring results:
57585960616263646566676869707172737475
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-12-16Architects Cubedm1_542642650.046
2011-03-24steinrarManual testing2652715.741
2016-06-14vats09Manual testing27127317.50
2016-06-27vats09Manual testing27327569.98


ECM factoring results:
No ECM results for M82007297


Lucas-Lehmer results:
No L-L results for M82007297


PRP results:
No PRP results for M82007297


CERT results:
No CERT results for M82007297


P-1 factor-bounds graph:
B1 = 730000, B2 = 14600000 (P-1 stage 2)
B1 = 730000 (P-1 stage 1)
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105
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104
105
106
107
108
TF factor-bounds graph:
275
273
271
265
this exponent TF target: 75
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00