Finite Group Databasebeta
Cayley diagram

C2×Q8×Dic5 #66145

order320
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

direct productC2×Q8×Dic5

Splittings

SylowC5 ⋊ C2×C4×Q8

Subgroups

subgroupG/H
centerC23C22×D5
commutatorC2×C5C23×C4
FrattiniC22C23×D5
FittingC22×C5×Q8C2
socle, prime radicalC23×C5C23
cosocleC22×C5C24
hypercenterC22×Q8D5
hypocenterC5C2×C4×Q8
LCSG ▷ C2×C5 ▷ C5
UCSC1 ◁ C23 ◁ C22×Q8

298 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 4 generators on 19 points:

(3,4,5,6)(8,9)(10,11);(1,2)(7,8,10,11,9)(12,14,15,19)(13,16,17,18);(12,13,15,17)(14,18,19,16);(1,2)

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofDic5×#101, #10600890, Dic5×#103, …
maximal normal subgroup ofDic5×#101, #10600890, Dic5×#103, …
maximal quotient ofC2×C4⋊C4×Dic5, C2×#65270, C2×#65274, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 1483);