Finite Group Databasebeta

#36470239

order22784
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC89 ⋊ #12761

Subgroups

subgroupG/H
centerC22#19151785
commutatorC2×D4×C89C22×C4
FrattiniC22×D4C22×D89
FittingC2×#551×C89C2
socleC22×C89B(4,𝔽2)
prime radicalC2×#120×C89C22
cosocleC22×D4×C89C23
hypercenterC2×#551D89
hypocenterC89#12761
LCSG ▷ C2×D4×C89 ▷ C22×C89 ▷ C2×C89 ▷ C89
UCSC1 ◁ C22 ◁ C23 ◁ C22×D4 ◁ C2×#551

936 conjugacy classes of subgroups; only the 131 normal subgroups are shown.

normal subgroups only

This group has 936 conjugacy classes of subgroups — too many to draw. Only its 131 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) = 2848

Polycyclic presentation:

2^8,89|a^2=f,b^2=h,d^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,i^a=i^88,d^b=dh,e^b=egh,f^b=fgh,d^c=dg,e^d=eh,f^d=fh

Conjugacy classes & character table

2240 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22784, 85379);