is 2 123000893 - 1
has 37026959 decimal digits
takes 603.260 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
Actual2727.775062.5000%12800003712000022.98926.6942%30.764269.1942%6.1805%
PrimeNet27315.551563.0137%5000002800000014.21085.2844%29.762368.2981%5.2844%
GPU72277248.845164.9351%8000002800000016.22813.8492%265.073168.7843%3.8492%
Difference-5-241.0701-2.4351%+480000+9120000+6.7612+2.8450%-234.3089+0.4099%+0.4099%

Known prime factors (1 factor, 88.1 bits, 0.00007164% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
1230008933365629183339621222707031132788.1211368132011586135892
22 × 17 × 15887 × 17497 × 72379171
17497723791712018-01-12588,17928.16152.378

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2018-01-12T18:12:36timbitManual testing12800003712000062788.12122.991,20745.986.694%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2010-10-28T07:24:00James Hintz06_122109264265--0.030--
2012-08-24T02:14:00sasaki3mate_ma1265266--0.061--
2014-02-06T06:56:00mikrManual testing266268--0.365--
2014-02-06T06:56:00mikrManual testing268269--0.486--
2014-03-23T19:44:00E.Lechner269270--0.972--
2015-07-20T07:43:00g0bManual testing270271--1.944--
2015-07-23T17:52:00endless_mikeManual testing271272--3.888--


ECM factoring results:
Exponent "123000893" not found


Lucas-Lehmer results:
Exponent "123000893" not found


PRP results:
Exponent "123000893" not found


P-1 factor-bounds graph:
B1 = 1280000, B2 = 37120000 (stage 2)
B1 = 1280000 (stage 1)
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TF factor-bounds graph:
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2100
Last modified: 2018-01-12T18:12:36+00:00