Finite Group Databasebeta
Cayley diagram

C2×#4065 #66099

order320
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#4065

Splittings

FittingC2×C5×Q16 ⋊ C2
SylowC5 ⋊ C2×#135

Subgroups

subgroupG/H
centerC22D4×D5
commutator, cosocleC4×C5C24
FrattiniC4C23×D5
FittingC2×C5×Q16C2
socleC22×C5C2×D4
hypercenterC2×Q16D5
hypocenterC5C2×#135
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×Q16

266 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 23
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 4 generators on 23 points:

(1,2)(3,4,6,7,5)(8,10,12,16)(9,14,13,22)(11,20,21,18)(15,23,19,17);(1,2)(8,9,12,13)(10,17,16,23)(11,19,21,15)(14,20,22,18);(4,5)(6,7)(9,13)(10,16)(15,19)(18,20);(1,2)

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10600013, #10600014, #10600017, …
maximal normal subgroup of#10600013, #10600014, #10600017, …
maximal quotient ofC2×#65077, C2×#65085, C2×#65103, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 1437);