Finite Group Databasebeta
Cayley diagram

#65315

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

Aliases

No aliases for this group.

Splittings

FittingC4×C5×Q8 ⋊ C2
SylowC5 ⋊ #440

Subgroups

subgroupG/H
centerC22C2×C22⋊D5
commutatorC4×C5C22×C4
FrattiniC2×C4C22×D5
FittingC4×C5×Q8C2
socleC22×C5C2×D4
prime radicalC2×D20C22
cosocleC2×C4×C5C23
hypercenterC4×Q8D5
hypocenterC5#440
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C42 ◁ C4×Q8

120 conjugacy classes of subgroups; only the 51 normal subgroups are shown.

normal subgroups only

This group has 120 conjugacy classes of subgroups — too many to draw. Only its 51 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)(6,7,8,9)(11,15)(14,17);(10,11,13,15)(12,17,16,14);(2,3)(4,5)(11,14)(12,16)(15,17)

Polycyclic presentation:

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

Conjugacy classes & character table

62 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10611378, #10611380, #10611390, …
maximal normal subgroup of#10611378, #10611380, #10611390, …
maximal quotient of#10600253, #10600255, #10600267, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 653);