is 2 111602839 - 1
has 33595803 decimal digits
takes 489.812 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
-unknown- primality tests remaining
ResidueStatus
L-L-unknown--unknown-
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual277274.259764.9351%7800002285200012.61673.6481%286.876466.2143%1.2792%
PrimeNet2728.569162.5000%4500002400000011.02915.5168%19.598164.5688%2.0688%
GPU72276137.129164.4737%7000002600000013.22684.0549%150.355965.9143%1.4406%
Difference+1+137.1307+0.4614%+80000-3148000-0.6101-0.4068%+136.5206+0.3000%+0.3000%

Known prime factors (1 factor, 78.8 bits, 0.00007059% known):
Remaining cofactor is PRP status unknown

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
1116028395173073139982490527158232478.7752317626140309249
7 × 11 × 19 × 17293 × 91607011
2021-09-051729391607011886.7831.86659.323

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2021-09-05T21:55:40Ge yongWork2020_75.22078000022852000122478.77512.62979.625.233.648%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-05-03T18:35:002knarfChipzilla263264--0.018--
2010-09-22T20:15:00sasaki3mate_ma2264265--0.033--
2012-05-29T18:16:00Donna NobleOpt6128x4x4265266--0.067--
2013-10-05T16:28:00PascalBieriManual testing266267--0.134--
2013-10-14T11:27:00PascalBieriManual testing267268--0.268--
2013-11-03T23:29:00SMoffatManual testing268269--0.536--
2014-11-14T02:47:00wombatmanManual testing269270--1.071--
2014-11-20T11:07:00RichD0Manual testing270271--2.143--
2019-01-14T03:56:32Niels_Mache_NextcloudManual testing271272--4.285--
2020-04-20T15:58:35SRBaseManual testing272273--8.571--
2020-07-27T21:09:16jwnutterManual testing273274--17.14--
2020-11-23T01:28:24arpcarManual testing274275--34.28--
2020-12-11T01:01:51arpcarManual testing275276--68.57--
2021-01-11T13:25:11arpcarManual testing276277--137.1--


ECM factoring results:
No ECM results for M111602839


Lucas-Lehmer results:
No L-L results for M111602839


PRP results:
No PRP results for M111602839


P-1 factor-bounds graph:
B1 = 780000, B2 = 22852000 (P-1 stage 2)
B1 = 780000 (P-1 stage 1)
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TF factor-bounds graph:
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Last modified: 2021-09-05T21:55:40+00:00