Finite Group Databasebeta

C7×#1809 #11730278

order896
nilpotency class3
isoclinismisoclinic class of #468
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C22×C4

Aliases

direct productC7×#1809

Subgroups

subgroupG/H
center, socleC23×C7C2×D4
commutatorC2×C4C22×C4×C7
Frattini, cosocleC22×C4C23×C7
prime radicalC24×C7D4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C7 ◁ C23×C4×C7 ◁ G

316 conjugacy classes of subgroups; only the 136 normal subgroups are shown.

normal subgroups only

This group has 316 conjugacy classes of subgroups — too many to draw. Only its 136 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) = 448

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

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

Conjugacy classes & character table

224 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#13240927, #13240930, #13269471, …
maximal subgroup ofC7×#7254, C7×#7255, C7×#12739, …
maximal normal subgroup ofC7×#7254, C7×#7255, C7×#12739, …
maximal quotient ofC7×#8597, C7×#8600, C7×#8610, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(896, 5044);