is 2 1096559 - 1
has 330098 decimal digits
takes 0.033 GHz-days to do one PRP test
Last-known PrimeNet details:
Exponent is not assigned to anyone
0 primality tests remaining
ResidueStatus
L-LFC9299A435494786double-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual26727.097468.6567%300000100000000.03564.1131%27.133069.9459%1.2892%
PrimeNet2560.008862.5000%4500650000.00032.0263%0.009163.2599%0.7599%
GPU722600.140165.0000%4500220000.00020.6832%0.140365.2391%0.2391%
Difference+7+26.9574+3.6567%+295500+9978000+0.0354+3.4299%+26.9927+4.7068%+4.7068%

Known prime factors (2 factors, 140.0 bits, 0.01276324% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
10965592414393218948463032732167.710110089526370604
22 × 11 × 23 × 51131 × 2127557
2014-12-1951131212755749.4240.00710.0093
109655956013253344807075116332272.2462554046492017624
23 × 50359 × 6339597917
2009-11-21503596339597917986.1614.84627.724

1 Composite Factors:
exponentprime factorscomposite factordigitsbits*
1096559135238019046944517819773247911535269347480943139.956
P-1 results:
 GHz-DaysworthFactor
probability
dateuseridcompidb1b2estagefactordigitsbits*spentsaved
2014-12-20T00:23:00alpertronManual testing30000010000000122167.7100.0360.0650.0714.113%


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2001-12-01T00:00:00ANONYMOUSv4_computers21257--0.018--
2022-03-07T01:57:42firejugglerManual testing257260--0.123--
2022-03-07T17:30:49LordJuliusManual testing257260--0.123--
2009-02-15T23:34:00Sturle Sundeletov.ifi260261--0.140--
2022-04-12T17:43:13LordJuliusManual testing21261--0.280--
2022-04-12T17:43:13LordJuliusManual testing261262--0.280--
2022-04-12T17:43:13LordJuliusManual testing262263--0.895--
2022-04-12T17:43:13LordJuliusManual testing263264--1.790--


ECM factoring results:

Old Calculation Method

Total ECM effort:17.557 GHz-days
Estimated T-Level:25.344
DigitsB1CurvesCompleteFacMiss
2011000323 / 1003.2303.892%
2550000323 / 2801.15431.486%
3025000044 / 6400.06993.351%

New Calculation Method

Total ECM effort:17.557 GHz-days
Estimated T-Level:25.344
DigitsB1CompleteFacMiss
201100014.7310.000%
25500001.61319.937%
302500000.13187.717%
3510000000.00999.131%


ECM Summary

B1B2factorcurvesGHz-days
10.00000e+0
5000050000002799.82
25000025000000447.741


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2004-03-16T00:00:00ANONYMOUSv4_computersFC9299A4354947860.033


PRP results:
dateuseridcompidcofactorsres64PRP
2017-09-29T01:16:33Oliver KruseGTX-1
241439321894846303273
5601325334480707511633
36B7C070B07B9C90no
2017-10-05T21:15:02Oliver KruseManual testing
241439321894846303273
5601325334480707511633
36B7C070B07B9C__no
2017-10-16T11:58:32Oliver KruseThreadripper
241439321894846303273
5601325334480707511633
36B7C070B07B9C__no
2017-12-31T17:10:05ATHec2-1xf
241439321894846303273
5601325334480707511633
36B7C070B07B9C__no


P-1 factor-bounds graph:
B1 = 300000, B2 = 10000000 (P-1 stage 2)
B1 = 300000 (P-1 stage 1)
103
104
105
106
103
104
105
106
107
108
109
1010
TF factor-bounds graph:
267
264
263
262
261
260
257
250
260
270
280
290
2100
Last modified: 2022-04-12T17:43:13+00:00