Finite Group Databasebeta

C7×#1884 #11730353

order896
nilpotency class3
isoclinismisoclinic class of #453
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C24

Aliases

direct productC7×#1884

Subgroups

subgroupG/H
centerC4×C7#120
commutatorC2×C4C22×C4×C7
Frattini, cosocleC22×C4C23×C7
socleC2×C7#386
prime radicalC7×#532C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C4×C7 ◁ C22×C4×C7 ◁ G

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

normal subgroups only

This group has 332 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)(10,17,18,21)(11,14,19,20)(12,15)(13,16)(22,23);(8,10,12,20,13,18,22,14)(9,11,15,21,16,19,23,17);(8,11)(9,14)(10,15)(12,21)(13,19)(16,20)(17,22)(18,23)

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13241526, #13241532, #13241538, …
maximal subgroup ofC7×#7482, C7×#7484, C7×#7486, …
maximal normal subgroup ofC7×#7482, C7×#7484, C7×#7486, …
maximal quotient ofC7×#8957, C7×#8958, C7×#8959, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5119);