Finite Group Databasebeta
Cayley diagram

#3948

order160
isoclinismisoclinic class of #677
automorphismAut(G) = C23×D4×AGL(1,𝔽5) (order 1280) · Inn(G) = D20 · Out(G) = C23×C4
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #103

Subgroups

subgroupG/H
centerC22D20
commutatorC4×C5C2×C4
FrattiniC2×C4C2×D5
FittingC2×C5×C8C2
socle, prime radicalC22×C5D4
cosocleC2×C4×C5C22
hypercenterC2×C8D5
hypocenterC5#103
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×C8

42 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 17
transitive degreeμt(G) = 160

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

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

Polycyclic presentation:

2^5,5|a^2=d,b^2=cd,c^2=e,b^a=bc,c^a=ce,f^a=f^4

Conjugacy classes & character table

46 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#64970, C4×#677, #64986, …
maximal normal subgroup of#64970, C4×#677, #64986, …
maximal quotient of#64676, #64687, #64701, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(160, 23);