Finite Group Databasebeta

(C22⋊D491)⋊C8 #44536788

order31424
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C22⋊D491)⋊C8

Splittings

FittingC22⋊C8×C491 ⋊ C2
SylowC491 ⋊ C8×D4

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D491
commutatorC2×C491C22×C8
FittingC22⋊C8×C491C2
socleC22×C491C22×C4
prime radicalC2×C22⋊D491C4
cosocleC2×C4×C491C23
hypercenterC22⋊C8D491
hypocenterC491C8×D4
LCSG ▷ C2×C491 ▷ C491
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) = 15712

Polycyclic presentation:

2^6,491|a^2=e,c^2=e,e^2=f,b^a=bd,g^c=g^490

Conjugacy classes & character table

4940 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31424, 612);