Finite Group Databasebeta

C7×#1911 #11730380

order896
nilpotency class3
isoclinismisoclinic class of #1909
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C24

Aliases

direct productC7×#1911

Subgroups

subgroupG/H
center, socleC2×C7#386
commutatorC2×C4C22×C4×C7
Frattini, cosocleC22×C4C23×C7
prime radicalC7×#535C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C7 ◁ C22×C4×C7 ◁ G

362 conjugacy classes of subgroups; only the 108 normal subgroups are shown.

normal subgroups only

This group has 362 conjugacy classes of subgroups — too many to draw. Only its 108 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) = 23
transitive degreeμt(G) = 112

A minimal faithful permutation representation — 3 generators on 23 points:

(1,2,3,4,5,6,7)(8,9,12,16,13,15,11,21)(10,17,20,22,19,23,18,14);(8,10)(9,14,15,22)(11,18)(12,20)(13,19)(16,17,21,23);(9,15)(11,12)(14,22)(18,20)

Conjugacy classes & character table

203 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13269558, #13269565, D7×#1911, …
maximal subgroup ofC7×#12753, C7×#12754, C2×C7×#1911, …
maximal normal subgroup ofC7×#12753, C7×#12754, C2×C7×#1911, …
maximal quotient ofC7×#9099, C7×#9101, C7×#9103, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5146);