Finite Group Databasebeta
Cayley diagram

#90218

order448
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC7×#117 ⋊ C2
SylowC7 ⋊ #551

Subgroups

subgroupG/H
center, FrattiniC22C23×D7
commutator, socle, cosocleC22×C7C24
FittingC7×#117C2
prime radical#6445C2
hypercenter#117D7
hypocenterC7#551
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C22 ◁ #117

248 conjugacy classes of subgroups; only the 97 normal subgroups are shown.

normal subgroups only

This group has 248 conjugacy classes of subgroups — too many to draw. Only its 97 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 — 4 generators on 23 points:

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

Polycyclic presentation:

2^6,7|c^2=e,d^2=f,d^a=de,g^a=g^6,c^b=cf

Conjugacy classes & character table

85 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#90218, #11742812, #11742813, …
maximal normal subgroup ofC2×#90218, #11742812, #11742813, …
maximal quotient of#11730840, #11730841, #11730846, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 980);