Finite Group Databasebeta
Cayley diagram

#65231

order320
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #380

Subgroups

subgroupG/H
center, FrattiniC23C22×D5
commutatorC22×C5C22×C4
FittingC2×C5×C22⋊C4C2
socle, cosocleC23×C5C23
prime radicalC24×C5C22
hypercenterC2×C22⋊C4D5
hypocenterC5#380
LCSG ▷ C22×C5 ▷ C5
UCSC1 ◁ C23 ◁ C2×C22⋊C4

234 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 234 conjugacy classes of subgroups — too many to draw. Only its 87 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) = 17
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 3 generators on 17 points:

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

Polycyclic presentation:

2^6,5|a^2=e,c^2=d,c^a=ce,g^a=g^4,c^b=cf

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10598707, #10599748, #10599752, …
maximal normal subgroup of#10598707, #10599748, #10599752, …
maximal quotient of#10600196, #10600197, #10600204, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 569);