Finite Group Databasebeta

C7×#2127 #11730596

order896
nilpotency class4
isoclinismisoclinic class of #2127
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C24

Aliases

direct productC7×#2127

Subgroups

subgroupG/H
center, socleC2×C7C2×#99
commutatorC2×C4C22×C4×C7
Frattini, cosocleC2×D4C23×C7
prime radicalC7×#535C2
LCSG ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C2×C7 ◁ C23×C7 ◁ C22×C7×D4 ◁ G

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

normal subgroups only

This group has 286 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)(10,16,17,23)(11,19,21,14)(12,15)(13,18)(20,22);(8,10)(9,13)(11,20)(12,17)(14,23)(15,22)(16,19)(18,21);(10,17)(13,22)(16,23)(18,20)

Conjugacy classes & character table

161 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13269328, #13269331, #13269422, …
maximal subgroup ofC7×#12707, C7×#12708, C7×#12727, …
maximal normal subgroup ofC7×#12707, C7×#12708, C7×#12727, …
maximal quotient ofC7×#11432, C7×#11448, C7×#11479, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5362);