Finite Group Databasebeta
Cayley diagram

#90177

order448
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC2×C7×C22⋊C4 ⋊ C2
SylowC7 ⋊ #518

Subgroups

subgroupG/H
center, FrattiniC22C23×D7
commutatorC2×C7C23×C4
FittingC2×C7×C22⋊C4C2
socle, cosocleC22×C7C24
prime radicalC22×C22⋊D7C2
hypercenterC2×C22⋊C4D7
hypocenterC7#518
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C22 ◁ C2×C22⋊C4

338 conjugacy classes of subgroups; only the 151 normal subgroups are shown.

normal subgroups only

This group has 338 conjugacy classes of subgroups — too many to draw. Only its 151 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) = 19
transitive degreeμt(G) = 112

A minimal faithful permutation representation — 4 generators on 19 points:

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

Polycyclic presentation:

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

Conjugacy classes & character table

94 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11726714, #11726715, #11726716, …
maximal normal subgroup of#11726714, #11726715, #11726716, …
maximal quotient of#11730767, #11730778, #11730779, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 939);