Finite Group Databasebeta
Cayley diagram

#64875

order320
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC5×C4⋊C4 ⋊ C4
SylowC5 ⋊ #339

Subgroups

subgroupG/H
centerC22C22⋊AGL(1,𝔽5)
commutatorC4×C5C42
FrattiniC2×C4C2×AGL(1,𝔽5)
FittingC5×C4⋊C4C4
socleC22×C5C22⋊C4
prime radicalC22×D5D4
cosocleC2×C4×D5C22
hypercenterC4⋊C4AGL(1,𝔽5)
hypocenterC5#339
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C4 ◁ C4⋊C4

110 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 17
transitive degreeμt(G) = 80

A minimal faithful permutation representation — 2 generators on 17 points:

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

Polycyclic presentation:

2^6,5|a^2=c,b^2=d,c^2=f,e^2=f,b^a=be,e^a=ef,g^a=g^2,e^b=ef,g^c=g^4

Conjugacy classes & character table

38 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10603955, #10603956, #10603959, …
maximal normal subgroup of#10603955, #10603956, #10603959, …
maximal quotient of#10598503, #10598505, #10598507, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 213);