Finite Group Databasebeta

C7×#2132 #11730601

order896
nilpotency class4
isoclinismisoclinic class of #353
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C23

Aliases

direct productC7×#2132

Subgroups

subgroupG/H
centerC4×C7#99
commutatorC2×C4C22×C4×C7
Frattini, cosocleC2×Q8C23×C7
socleC2×C7C2×#99
prime radicalC7×#532C2
LCSG ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C4×C7 ◁ C2×C4×C7 ◁ C2×C7×#41 ◁ G

250 conjugacy classes of subgroups; only the 84 normal subgroups are shown.

normal subgroups only

This group has 250 conjugacy classes of subgroups — too many to draw. Only its 84 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)(8,9,12,17,13,18,10,15)(11,16,19,23,20,14,21,22);(9,14)(11,20)(15,22)(16,18)(17,23)(19,21);(8,10,13,12)(9,15,18,17)(11,19,20,21)(14,22,16,23)

Conjugacy classes & character table

182 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13241531, #13241543, #13241555, …
maximal subgroup ofC7×#7484, C7×#7488, C7×#7492, …
maximal normal subgroup ofC7×#7484, C7×#7488, C7×#7492, …
maximal quotient ofC7×#11431, C7×#11447, C7×#11475, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5367);