Finite Group Databasebeta
Cayley diagram

#4002

order160
isoclinismisoclinic class of #700
automorphismAut(G) = AGL(1,𝔽5)×#120 (order 640) · Inn(G) = C2×AGL(1,𝔽5) · Out(G) = C2×D4
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #97

Subgroups

subgroupG/H
center, FrattiniC22C2×AGL(1,𝔽5)
commutatorC2×C5C42
FittingC2×C4×C5C4
socle, prime radicalC22×C5C2×C4
cosocleC2×Dic5C22
hypercenterC2×C4AGL(1,𝔽5)
hypocenterC5#97
LCSG ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C4

40 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:

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

Polycyclic presentation:

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

Conjugacy classes & character table

28 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#64870, #64921, #64927, …
maximal normal subgroup of#64870, #64921, #64927, …
maximal quotient of#64860, #170⋊C8, #64890, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(160, 77);