is 276928147-1
has 23,157,680 decimal digits
takes 216.895 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
Actual27599.468364.0000%670,000670,0002.73911.5608%102.207365.5608%4.1323%
PrimeNet2703.106261.4286%340,00016,000,0004.87805.7491%7.984267.1776%5.7491%
GPU7227449.733063.5135%500,00018,000,0005.94204.1960%55.675067.7095%4.1960%
Difference+1+49.7353+0.4865%+170,000-17,330,000-3.2029-2.6352%+46.5324-2.1487%-2.1487%

Known prime factors (1 factor, 128.1 bits, 0.00016652% known):
Remaining cofactor is PRP status unknown

GHz-days
exponentfactordigitsbits*kmin B1min B2date foundmin. TFmin. P-1normal P-1
7692814736449925864885784532022301469151632235139128.0992369089032190375294755396972525
3 × 52 × 541 × 1627 × 1823 × 8269 × 9829 × 398821 × 607307
398,821607,3072016-04-171.709e+91.67693.3183

P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2016-04-17T14:56:07TheJudgerManual testing670,000670,00039128.0992.739433.85.4781.561%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2000-08-10T00:00:00ANONYMOUSv4_computers?253--1.55980e-5--
2004-07-26T00:00:00markrv4_computers?262--0.004--
2016-04-02T20:44:05Mark RoseManual testing262264--0.038--
2010-09-24T09:45:00Matthijs Coster264265--0.049--
2010-10-01T07:50:00Matthijs Coster265266--0.097--
2010-10-05T13:38:00Aliali-s2266267--0.194--
2010-10-13T02:20:00Per Jessenkavanagh267268--0.389--
2010-10-17T10:37:00seekuaX3-710268269--0.777--
2010-10-21T23:16:00seekuaX3-710269270--1.554--
2013-01-02T16:11:00Clown_RoyalManual testing270271--3.108--
2013-10-06T22:54:00DRHManual testing271272--6.217--
2013-10-06T22:54:00DRHManual testing272273--12.43--
2016-04-08T05:00:28AirSquirrelsManual testing273274--24.87--
2016-04-08T06:30:26AirSquirrelsManual testing274275--49.74--


ECM factoring results:
Exponent "76928147" not found


Lucas-Lehmer results:
Exponent "76928147" not found


PRP results:
Exponent "76928147" not found


P-1 factor-bounds graph:
B1 = 670,000 (stage 1)
104
105
106
104
105
106
TF factor-bounds graph:
275
274
273
272
271
270
269
268
267
266
265
264
262
253
250
260
270
280
290
2100
2110
2120
2130
Last modified: 2016-04-17T14:56:07+00:00