is 2 102965497 - 1
has 30995704 decimal digits
takes 409.967 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
factored, 0 PRP tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP1387D67F0D9685ADPRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual276148.632364.4737 %4000004000002.30931.1418 %150.941664.8793 %
Target276148.632364.4737 %65000011000000038.14833.8541 %186.780565.8429 %
Difference----250000-109600000-35.8390-2.7124 %-35.8390-0.9636 %

Known prime factors (1 factor, 86.3 bits, 0.00008385% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
102965497976983946104883214067005832686.337474422973991415403
3 × 79 × 449 × 9829 × 19753 × 22963
2020-04-211975322963193,8090.11510.2321

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2020-04-21Architects CubedColab_WPS40000040000012686.3372.3791.142%


Trial Factoring results:
5758596061626364656667686970717273747576
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-05-141997rj7compa2632640.019
2010-08-20oodairaWin022642650.036
2012-04-25Richardsvn_022652660.073
2014-05-05g0bManual testing2662670.145
2014-10-08g0bManual testing2672680.290
2014-10-13ANONYMOUS2682690.581
2014-10-14Taz-i7Taz-i72692713.484
2014-12-13shaugeManual testing2712724.645
2020-01-21chuenkitManual testing2722739.290
2020-02-13Niels_Mache_NextcloudManual testing272274
2020-01-22Hans LoeblichManual testing27327418.58
2020-01-25Strolling JellyfishManual testing27427537.16
2020-02-22Sid & AndyManual testing27527674.32


ECM factoring results:
No ECM results for M102965497


Lucas-Lehmer results:
No L-L results for M102965497


PRP results:
dateuseridcompidcofactorsres64
2020-01-06XZTManual testing1387D67F0D9685AD


CERT results:
No CERT results for M102965497


P-1 factor-bounds graph:
B1 = 400000 (P-1 stage 1)
103
104
105
106
103
104
105
106
TF factor-bounds graph:
276
275
274
273
272
271
269
268
267
266
265
264
this exponent TF target: 76
TF double-checked to: 67
250
260
270
280
290
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Last modified: 2024-03-13T02:15:48+00:00