Finite Group Databasebeta

C7×#2009 #11730478

order896
nilpotency class3
isoclinismisoclinic class of #2008
automorphism?
homologyAbelianization (H1) = C23×C7 · Schur multiplier (H2) = C24

Aliases

direct productC7×#2009

Subgroups

subgroupG/H
center, socleC2×C7#392
commutator, Frattini, cosocleC22×C4C23×C7
prime radicalC7×#575C2
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C7 ◁ C22×C4×C7 ◁ G

348 conjugacy classes of subgroups; only the 88 normal subgroups are shown.

normal subgroups only

This group has 348 conjugacy classes of subgroups — too many to draw. Only its 88 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 39
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 3 generators on 39 points:

(1,2,3,4,5,6,7)(8,9)(10,20)(11,24)(12,18)(13,17)(14,19)(15,22)(16,26)(21,29)(23,34)(25,33)(27,32)(28,30)(31,37)(35,36)(38,39);(8,10)(9,15)(11,21)(12,28)(13,22)(14,23)(16,31)(17,34)(18,20)(19,30)(24,35)(25,38)(26,36)(27,37)(29,33)(32,39);(8,11,14,27)(9,16,19,33)(10,21,23,37)(12,26,13,25)(15,29,30,31)(17,24,18,32)(20,35,34,39)(22,38,28,36)

Conjugacy classes & character table

161 conjugacy classes — view the full character table.

Relationships

Fitting subgroup ofD7×#2009, #13380803, #13385096, …
maximal subgroup ofC2×C7×#2009, C7×#23412, C7×#23873, …
maximal normal subgroup ofC2×C7×#2009, C7×#23412, C7×#23873, …
maximal quotient ofC7×#9931, C7×#9933, C7×#9935, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5244);