is 2 110749049 - 1
has 33338786 decimal digits
takes 486.065 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-
PRPA0173E53B8643421PRP-tested

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbability
Actual277276.374164.9351 %522000196770009.96343.3466 %286.337566.1086 %
Target276138.186264.4737 %70000013000000049.28594.0512 %187.472165.9129 %
Difference+1+138.1878+0.4614 %-178000-110323000-39.3225-0.7045 %+98.8653+0.1956 %

Known prime factors:
No known factors for M110749049

P-1 results:
dateusercompB1B2BSstagefactordigitsbits*GHz-daysFac Prob
2022-03-13Ryan PropperManual testing52200019677000--9.963.694%


Trial Factoring results:
575859606162636465666768697071727374757677
 BitsFactor
dateuseridcompidfromtofactorbits*digitsGHz-days
2010-07-01Torchwood Instituteph2-940-12632640.018
2010-09-19Torchwood InstituteGMS-E72002642650.034
2012-05-27omiXorpLLB16-T5500-072652660.067
2013-10-01instant28Manual testing2662670.135
2014-12-01g0bManual testing2672680.270
2015-07-30Judge HaleManual testing2682690.540
2015-08-04SMoffatManual testing2692701.080
2015-08-12SMoffatManual testing2702712.159
2019-01-25Niels_Mache_NextcloudManual testing2712724.318
2020-04-10GROBERTSManual testing2722738.637
2020-06-27David HruskaManual testing27327417.27
2021-05-08GregGPU72_TF27427534.55
2021-05-12Richard ThomasManual testing27527669.09
2021-06-20David HruskaManual testing276277138.2


ECM factoring results:
No ECM results for M110749049


Lucas-Lehmer results:
No L-L results for M110749049


PRP results:
dateuseridcompidcofactorsres64
2022-08-31Ben Deloi-0fec43c6a5ae694e1A0173E53B8643421


CERT results:
dateuseridcompid
2022-08-31Chad SteenersonLulabelle3


P-1 factor-bounds graph:
B1 = 522000, B2 = 19677000 (P-1 stage 2)
B1 = 522000 (P-1 stage 1)
104
105
106
104
105
106
107
108
TF factor-bounds graph:
277
276
275
274
273
272
271
270
269
268
267
266
265
264
this exponent TF target: 76
TF double-checked to: 67
250
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Last modified: 2024-03-13T02:15:48+00:00