Finite Group Databasebeta

C42×C22⋊D139 #31808750

order17792
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC42×C22⋊D139

Splittings

FittingC22×C42×C139 ⋊ C2
SylowC139 ⋊ C42×D4

Subgroups

subgroupG/H
centerC2×C42C2×D139
commutatorC2×C139C22×C42
FrattiniC23C23×D139
FittingC22×C42×C139C2
socle, cosocleC23×C139C24
prime radicalC22×C22⋊D139C22
hypercenterC22×C42D139
hypocenterC139C42×D4
LCSG ▷ C2×C139 ▷ C139
UCSC1 ◁ C2×C42 ◁ C22×C42

924 conjugacy classes of subgroups; only the 381 normal subgroups are shown.

normal subgroups only

This group has 924 conjugacy classes of subgroups — too many to draw. Only its 381 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) = 8896

Conjugacy classes & character table

4496 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17792, 6856);