is 299517921-1
has 29,957,880 decimal digits
takes 379.550 GHz-days to do one L-L 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
Actual277307.564464.9351%775,00015,112,5008.60573.3091%316.170168.2441%5.7441%
PrimeNet2729.609762.5000%400,00020,000,0008.11755.1961%17.727167.6961%5.1961%
GPU72276153.781364.4737%650,00022,000,00010.02733.8382%163.808668.3118%3.8382%
Difference+1+153.7831+0.4614%+125,000-6,887,500-1.4216-0.5291%+152.3615-0.0677%-0.0677%

Known prime factors (1 factor, 120.0 bits, 0.00012061% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
99517921135683716583010021938220380379433335137120.0306817049392692298201156170675
34 × 52 × 31 × 617 × 659 × 2411 × 5501 × 24623 × 817823
24,623817,8232020-06-301.837e+90.37520.4602

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2020-06-30T09:28:44Ryan PropperManual testing775,00015,112,500637120.0308.606759.117.213.309%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-10-04T00:49:001997rj7Manual testing264265--0.038--
2010-10-12T22:10:00Ethan O'ConnorManual testing265266--0.075--
2014-04-25T09:08:00Carsten KossendeyManual testing266268--0.451--
2014-07-02T01:34:00SMoffatManual testing268269--0.601--
2014-07-09T03:21:00SMoffatManual testing269270--1.201--
2014-07-11T01:48:00SMoffatManual testing270271--2.403--
2017-01-24T18:03:33monstManual testing271272--4.806--
2019-04-07T07:15:05Niels_Mache_NextcloudManual testing272273--9.61--
2019-12-07T01:55:48chuenkitManual testing273274--19.22--
2020-03-20T09:35:03krackerGPU72_TF274275--38.45--
2020-06-02T13:13:02ktonyGPU72_TF275276--76.89--
2020-06-05T08:45:06ChuckManual testing276277--153.8--


ECM factoring results:
Exponent "99517921" not found


Lucas-Lehmer results:
Exponent "99517921" not found


PRP results:
Exponent "99517921" not found


P-1 factor-bounds graph:
B1 = 775,000, B2 = 15,112,500 (stage 2)
B1 = 775,000 (stage 1)
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TF factor-bounds graph:
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Last modified: 2020-06-30T09:28:44+00:00