Finite Group Databasebeta
Cayley diagram

#65407

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #423

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D5
commutator, socleC22×C5C22×C4
FittingC2×C5×M16C2
prime radicalC23×C5C2×C4
cosocleC2×C4×C5C23
hypercenterC2×M16D5
hypocenterC5#423
LCSG ▷ C22×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C2×M16

126 conjugacy classes of subgroups.

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

Polycyclic presentation:

2^6,5|a^2=e,c^2=d,d^2=f,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#10598023, #10598784, #10598788, …
maximal normal subgroup of#10598023, #10598784, #10598788, …
maximal quotient of#10600602, #10600629, #10600701, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 745);