Finite Group Databasebeta

C22×C22⋊Dic19 #11926992

order1216
isoclinismisoclinic class of Dic38
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C27

Aliases

direct productC22×C22⋊Dic19

Splittings

SylowC19 ⋊ C22×C22⋊C4

Subgroups

subgroupG/H
centerC24C2×D19
commutatorC2×C19C23×C4
FrattiniC22C23×D19
Fitting, prime radicalC25×C19C2
socleC24×C19C22
cosocleC22×C19C24
hypercenterC25D19
hypocenterC19C22×C22⋊C4
LCSG ▷ C2×C19 ▷ C19
UCSC1 ◁ C24 ◁ C25

674 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 608

Conjugacy classes & character table

328 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#14561857, #14561858, #14561872, …
maximal normal subgroup of#14561857, #14561858, #14561872, …
maximal quotient ofC22×C19⋊#95, C2×C4×C22⋊Dic19, C2×#11926400, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1216, 997);