Finite Group Databasebeta
Cayley diagram

#65338

order320
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC5×C22⋊Q8 ⋊ C2
SylowC5 ⋊ #468

Subgroups

subgroupG/H
centerC22C2×C22⋊D5
commutator, cosocleC2×C4×C5C23
FrattiniC2×C4C22×D5
FittingC5×C22⋊Q8C2
socleC22×C5C2×D4
prime radical#4076C2
hypercenterC22⋊Q8D5
hypocenterC5#468
LCSG ▷ C2×C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22⋊Q8

120 conjugacy classes of subgroups; only the 41 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 41 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)(7,9)(10,11,13,15)(12,17,16,14);(6,7)(8,9)(11,15)(14,17);(2,3)(4,5)(7,9)(11,14)(12,16)(15,17)

Polycyclic presentation:

2^6,5|c^2=f,d^2=f,b^a=be,c^a=cd,d^a=df,g^a=g^4,c^b=cef,d^c=df

Conjugacy classes & character table

44 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10611887, #10611892, #10611896, …
maximal normal subgroup of#10611887, #10611892, #10611896, …
maximal quotient of#10600306, #10600310, #10600313, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 676);