is 2 84026713 - 1
has 25294562 decimal digits
takes 262.204 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
Actual276182.132564.4737 %670000132325006.12843.4127 %188.260965.6861 %
Target27591.065264.0000 %5500009500000025.77233.9385 %116.837465.4179 %
Difference+1+91.0673+0.4737 %+120000-81767500-19.6438-0.5259 %+71.4235+0.2682 %

Known prime factors (1 factor, 94.2 bits, 0.00011206% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
84026713221083197530142373231403956572994.159131555305233790576356
22 × 3 × 631 × 88499 × 92927 × 2112601
2017-10-1392927211260161,139,0310.91840.9727

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2017-10-13Oliver KruseHalfPM1-2670000132325001222994.1596.1283.763%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-12-07Architects Cubedm1_512642650.044
2012-08-06Carsten KossendeyManual testing2652660.089
2013-02-22SMoffatManual testing2662670.178
2013-03-01SgarunLittle-Else2672680.356
2013-03-01Florimond C.dema272682690.711
2013-12-11SMoffatManual testing2692701.423
2014-08-16Per Jessenbluewood2702712.846
2016-12-29Judge HaleManual testing27127317.08
2017-02-09Brian BeuningManual testing27327422.77
2017-02-14Son JohanManual testing27427545.53
2017-04-02TheJudgerManual testing27527691.07


ECM factoring results:
No ECM results for M84026713


Lucas-Lehmer results:
No L-L results for M84026713


PRP results:
No PRP results for M84026713


CERT results:
No CERT results for M84026713


P-1 factor-bounds graph:
B1 = 670000, B2 = 13232500 (P-1 stage 2)
B1 = 670000 (P-1 stage 1)
103
104
105
106
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105
106
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108
TF factor-bounds graph:
276
275
274
273
271
270
269
268
267
266
265
this exponent TF target: 75
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00