Finite Group Databasebeta
Cayley diagram

#65019

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

Aliases

No aliases for this group.

Splittings

FittingC5×C22⋊C8 ⋊ C2
SylowC5 ⋊ #435

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D5
commutator, socleC22×C5C22×C4
FittingC5×C22⋊C8C2
prime radicalC2×C22⋊D5C4
cosocleC2×C4×C5C23
hypercenterC22⋊C8D5
hypocenterC5#435
LCSG ▷ C22×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C22⋊C8

124 conjugacy classes of subgroups; only the 53 normal subgroups are shown.

normal subgroups only

This group has 124 conjugacy classes of subgroups — too many to draw. Only its 53 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)(10,11,12,15,13,14,16,17);(6,7)(8,9);(2,3)(4,5)(7,9)(11,14)(15,17)

Polycyclic presentation:

2^6,5|c^2=d,d^2=f,b^a=be,c^a=cf,g^a=g^4,c^b=ce

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#65019, #10610327, #10610333, …
maximal normal subgroup ofC2×#65019, #10610327, #10610333, …
maximal quotient of#10598945, #10598947, #10598949, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 357);