Finite Group Databasebeta

(C22⋊D19)⋊C8 #11926607

order1216
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C22⋊D19)⋊C8

Splittings

FittingC19×C22⋊C8 ⋊ C2
SylowC19 ⋊ C8×D4

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D19
commutatorC2×C19C22×C8
FittingC19×C22⋊C8C2
socleC22×C19C22×C4
prime radicalC2×C22⋊D19C4
cosocleC2×C4×C19C23
hypercenterC22⋊C8D19
hypocenterC19C8×D4
LCSG ▷ C2×C19 ▷ C19
UCSC1 ◁ C2×C4 ◁ C22⋊C8

134 conjugacy classes of subgroups; only the 61 normal subgroups are shown.

normal subgroups only

This group has 134 conjugacy classes of subgroups — too many to draw. Only its 61 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 608

Polycyclic presentation:

2^6,19|a^2=e,c^2=e,e^2=f,b^a=bd,g^c=g^18

Conjugacy classes & character table

220 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC8×D4×D19, C2×(C22⋊D19)⋊C8, #14572325, …
maximal normal subgroup ofC8×D4×D19, C2×(C22⋊D19)⋊C8, #14572325, …
maximal quotient of#14562427, #14562432, #14562438, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1216, 612);