Finite Group Databasebeta

C4×#19098750 #34294251

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C27

Aliases

direct productC4×#19098750

Splittings

FittingC4×H(5,𝔽2)×C79 ⋊ C2
SylowC79 ⋊ C4×B(4,𝔽2)

Subgroups

subgroupG/H
centerC2×C4#14579130
commutatorC23×C79C23×C4
FrattiniC24C23×D79
FittingC4×H(5,𝔽2)×C79C2
socleC22×C79C2×#120
prime radicalC2×#19098750C2
cosocleC24×C79C24
hypercenterC4×H(5,𝔽2)D79
hypocenterC79C4×B(4,𝔽2)
LCSG ▷ C23×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2×C4 ◁ C23×C4 ◁ C4×H(5,𝔽2)

1910 conjugacy classes of subgroups; only the 287 normal subgroups are shown.

normal subgroups only

This group has 1910 conjugacy classes of subgroups — too many to draw. Only its 287 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) = 2528

Conjugacy classes & character table

2716 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 175550);