is 2 109973177 - 1
has 33105225 decimal digits
takes 482.660 GHz-days to do one PRP test
Last-known PrimeNet details:
-unknown- L-L tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual278556.649465.3846%8250001588125010.47053.0948%567.120068.4794%5.9794%
PrimeNet2728.696162.5000%4500002400000011.02915.5073%19.725168.0073%5.5073%
GPU72276139.161264.4737%7000002400000012.53343.9879%151.694568.4616%3.9879%
Difference+2+417.4883+0.9109%+125000-8118750-2.0628-0.8932%+415.4255+0.0178%+0.0178%

Known prime factors (1 factor, 78.9 bits, 0.00007171% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
1099731775473367910988375111238232478.8572488501314728943
3 × 23 × 29 × 381527 × 3259609
38152732596092020-10-09961.853.42594.9414

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-10-09T14:30:38Ge yongWork2020_77.12982500015881250122478.85710.47965.320.943.095%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-03T21:56:00carlos56celeron1263264--0.018--
2010-09-16T15:55:00sasaki3mate_ma2264265--0.034--
2012-05-26T07:39:00omiXorpLLB03-z800-06265266--0.068--
2013-09-30T23:58:00bayanneiMac266267--0.136--
2013-10-02T00:23:00GrunwalderGIMPcompute-0-3267268--0.272--
2014-11-15T00:21:00SMoffatManual testing268269--0.544--
2015-07-17T14:03:00roemer2201HPCC-FK269270--1.087--
2015-07-22T12:33:00roemer2201HPCC-FK270271--2.174--
2019-01-18T08:56:10Niels_Mache_NextcloudManual testing271272--4.349--
2019-11-07T10:07:30Daniil TsarkovManual testing272273--8.698--
2020-02-06T10:23:04Hans LoeblichManual testing273274--17.40--
2020-02-14T18:36:59TheJudgerManual testing274275--34.79--
2020-02-14T18:36:59TheJudgerManual testing275276--69.58--
2020-02-14T18:36:59TheJudgerManual testing276277--139.2--
2020-09-05T17:10:43bbrabbitManual testing277278--278.3--


ECM factoring results:
Exponent "109973177" not found


Lucas-Lehmer results:
Exponent "109973177" not found


PRP results:
Exponent "109973177" not found


P-1 factor-bounds graph:
B1 = 825000, B2 = 15881250 (stage 2)
B1 = 825000 (stage 1)
104
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104
105
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108
TF factor-bounds graph:
278
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275
274
273
272
271
270
269
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2100
Last modified: 2020-10-09T14:30:38+00:00