is 2 101784107 - 1
has 30640070 decimal digits
takes 405.263 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
Actual276150.357464.4737 %8500001785000010.25463.8225 %160.612065.8317 %
Target276150.357464.4737 %65000011000000038.14833.8487 %188.505765.8410 %
Difference---+200000-92150000-27.8937-0.0263 %-27.8937-0.0093 %

Known prime factors (1 factor, 90.4 bits, 0.00008883% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10178410716491246603902910875265770172890.4148101091167358235444
22 × 35 × 83 × 769 × 68491 × 1906511
2020-12-266849119065114,235,9130.97361.1200

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2020-12-26Ben Deloi-0a52f4f9a1a8081bf850000178500001222890.41410.563.822%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-03-221997rj7compw2632640.019
2010-08-15Architects Cubedi4l_12642650.037
2012-04-21Thomas StorkSantana2652660.073
2013-08-19america64Manual testing2662670.147
2014-06-24ANONYMOUS2672680.294
2014-07-19ANONYMOUS2682690.587
2014-10-17shaugeManual testing2692713.524
2014-12-05shaugeManual testing2712724.699
2020-02-15Niels_Mache_NextcloudManual testing27227428.19
2020-10-10TheJudgerManual testing274276112.8


ECM factoring results:
No ECM results for M101784107


Lucas-Lehmer results:
No L-L results for M101784107


PRP results:
No PRP results for M101784107


CERT results:
No CERT results for M101784107


P-1 factor-bounds graph:
B1 = 850000, B2 = 17850000 (P-1 stage 2)
B1 = 850000 (P-1 stage 1)
103
104
105
106
103
104
105
106
107
108
TF factor-bounds graph:
276
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271
269
268
267
266
265
264
this exponent TF target: 76
TF double-checked to: 67
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Last modified: 2024-03-13T02:15:48+00:00