Finite Group Databasebeta

C7×SD256 #13184768

order1792
nilpotency class7
isoclinismisoclinic class of D128
automorphism?
homologyAbelianization (H1) = C22×C7 · Schur multiplier (H2) = C1

Aliases

direct productC7×SD256

Subgroups

subgroupG/H
center, socleC2×C7D64
commutator, Frattini, cosocleC64C22×C7
prime radicalC7×D64C2
LCSG ▷ C64 ▷ C32 ▷ C16 ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C7 ◁ C4×C7 ◁ C7×C8 ◁ C7×C16 ◁ C7×C32 ◁ C7×C64 ◁ G

44 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 135
transitive degreeμt(G) = 896

A minimal faithful permutation representation — 2 generators on 135 points:

(1,2,3,4,5,6,7)(8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,128,129,130,131,132,133,134,135);(9,71)(10,134)(11,69)(12,132)(13,67)(14,130)(15,65)(16,128)(17,63)(18,126)(19,61)(20,124)(21,59)(22,122)(23,57)(24,120)(25,55)(26,118)(27,53)(28,116)(29,51)(30,114)(31,49)(32,112)(33,47)(34,110)(35,45)(36,108)(37,43)(38,106)(39,41)(40,104)(42,102)(44,100)(46,98)(48,96)(50,94)(52,92)(54,90)(56,88)(58,86)(60,84)(62,82)(64,80)(66,78)(68,76)(70,74)(73,135)(75,133)(77,131)(79,129)(81,127)(83,125)(85,123)(87,121)(89,119)(91,117)(93,115)(95,113)(97,111)(99,109)(101,107)(103,105)

Conjugacy classes & character table

469 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1792, 540);