Finite Group Databasebeta
Cayley diagram

#91818

order480
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC22×C3×C4×C5 ⋊ C2
HallC3×C5 ⋊ #123
SylowC5 ⋊ #929
SylowC3 ⋊ #4075

Subgroups

subgroupG/H
center, FrattiniC22C22×D15
commutator, socle, cosocleC22×C3×C5C23
FittingC22×C3×C4×C5C2
prime radicalC2×#1220C2
hypercenterC22×C4D15
hypocenterC3×C5#123
LCSG ▷ C22×C3×C5 ▷ C3×C5
UCSC1 ◁ C22 ◁ C22×C4

156 conjugacy classes of subgroups; only the 55 normal subgroups are shown.

normal subgroups only

This group has 156 conjugacy classes of subgroups — too many to draw. Only its 55 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) = 20
transitive degreeμt(G) = 240

A minimal faithful permutation representation — 3 generators on 20 points:

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

Polycyclic presentation:

2^5,3,5|c^2=e,b^a=be,c^a=cd,f^a=f^2,g^a=g^4

Conjugacy classes & character table

126 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11748939, #11751154, #11754173, …
maximal normal subgroup of#11748939, #11751154, #11754173, …
maximal quotient of#11751034, #11751041, #11751053, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(480, 894);