Finite Group Databasebeta
Cayley diagram

#89529

order448
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC7 ⋊ #440

Subgroups

subgroupG/H
centerC22D4×D7
commutatorC4×C7C22×C4
FrattiniC2×C4C22×D7
FittingC7×#102C2
socleC22×C7C2×D4
prime radicalC2×C7×D4C22
cosocleC2×C4×C7C23
hypercenter#102D7
hypocenterC7#440
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C22 ◁ C2×C4 ◁ #102

120 conjugacy classes of subgroups; only the 49 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 49 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) = 224

A minimal faithful permutation representation — 3 generators on 19 points:

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

Polycyclic presentation:

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

Conjugacy classes & character table

64 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#89529, #11736171, #11736207, …
maximal normal subgroup ofC2×#89529, #11736171, #11736207, …
maximal quotient of#11725904, #11725910, #11725913, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 291);