Finite Group Databasebeta

C7×#1950 #11730419

order896
nilpotency class3
isoclinismisoclinic class of #447
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C22

Aliases

direct productC7×#1950

Subgroups

subgroupG/H
centerC2×C4×C7C2×D4
commutatorC2×C4C22×C4×C7
Frattini, cosocleC22×C4C23×C7
socleC22×C7C2×C4⋊C4
prime radicalC23×C7C2×Q8
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C7 ◁ C2×C42×C7 ◁ G

200 conjugacy classes of subgroups; only the 116 normal subgroups are shown.

normal subgroups only

This group has 200 conjugacy classes of subgroups — too many to draw. Only its 116 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) = 27
transitive degreeμt(G) = 448

A minimal faithful permutation representation — 3 generators on 27 points:

(1,2,3,4,5,6,7)(9,11)(12,13,16,19,17,20,15,24)(14,21,22,18,23,26,25,27);(12,14,16,22,17,23,15,25)(13,18,19,26,20,27,24,21);(8,9,10,11)

Conjugacy classes & character table

266 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13248123, #13248130, #13248137, …
maximal subgroup ofC7×#8906, C7×#8907, C7×#8908, …
maximal normal subgroup ofC7×#8906, C7×#8907, C7×#8908, …
maximal quotient ofC7×#9601, C7×#9602, C7×#9603, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5185);