Finite Group Databasebeta
Cayley diagram

C7×#421 #90067

order448
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C22×C4×C7 · Schur multiplier (H2) = C23

Aliases

direct productC7×#421

Subgroups

subgroupG/H
centerC4×C7C2×D4
commutatorC4C22×C4×C7
Frattini, cosocleC2×C4C23×C7
socleC2×C7C2×C22⋊C4
prime radicalC2×C7×#41C2
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C4×C7 ◁ C22×C4×C7 ◁ G

154 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 154 conjugacy classes of subgroups — too many to draw. Only its 78 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:

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

Conjugacy classes & character table

154 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#11728148, #11728149, #11728150, …
maximal subgroup of#11728148, #11728149, #11728150, …
maximal normal subgroup of#11728148, #11728149, #11728150, …
maximal quotient ofC7×#1477, C7×#1478, C7×#1479, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 829);