is 2 7926761 - 1
has 2386193 decimal digits
takes 1.814 GHz-days to do one PRP test
Last-known PrimeNet details:
0 L-L tests remaining
ResidueStatus
L-L76328C1C061AA3CBdouble-checked
PRP-unknown--unknown-

 Trial FactoringP-1 FactoringCombined
LimitGHz-daysProbabilityB1B2GHz-daysProbabilityGHz-daysProbabilityProb over default TF
Actual2673.748665.6716%----3.748665.6716%2.1796%
PrimeNet2630.201363.4921%340009000000.02693.5610%0.228367.0530%3.5610%
GPU722673.748665.6716%5500012000000.03892.5631%3.787568.2347%2.5631%
Difference----55000-1200000-0.0389-2.5631%-0.0389-2.5631%-2.5631%

Known prime factors (1 factor, 73.3 bits, 0.00092421% known):
Remaining cofactor is not a probable-prime

P-1GHz-days
exponentfactordigitsbits*kdate foundmin B1min B2min. TFmin. P-1normal P-1
7926761113071144409990647436172373.260713224130322528
25 × 33 × 11 × 47 × 113 × 167 × 211 × 401
2002-06-02211401441.287.344e-50.0001

P-1 results:
Exponent "7926761" not found


Trial Factoring results:
 BitsFactorGHz-Daysworth
dateuseridcompidfromtofactorbits*digitsspentsaved
2002-06-02T00:00:00ANONYMOUSv4_computers??73.26023200.03.686406.3
1998-08-09T00:00:00ANONYMOUSv4_computers?261--0.019--
1998-08-16T00:00:00ANONYMOUSv4_computers?262--0.039--
1998-08-24T00:00:00ANONYMOUSv4_computers?263--0.124--
1998-08-30T00:00:00ANONYMOUSv4_computers?263--0.124--


ECM factoring results:
Exponent "7926761" not found


Lucas-Lehmer results:
dateuseridcompidres64spent (GHz-days)
2000-02-01T00:00:00Stephan Gruppv4_computers76328C1C061AA3CB1.814


PRP results:
dateuseridcompidcofactorsres64PRP
2018-06-08T13:58:35Gabriel Lignelli
11307114440999064743617
8A19EA1BC8D633__no
2019-11-22T15:05:22marssystemssystem11
11307114440999064743617
8A19EA1BC8D633DAno


P-1 factor-bounds graph:
101
102
103
101
102
103
TF factor-bounds graph:
267
263
262
261
2
250
260
270
280
290
2100
Last modified: 2019-11-22T15:05:22+00:00