Finite Group Databasebeta

#34294248

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

Aliases

No aliases for this group.

Splittings

FittingC79×#1790 ⋊ C2
SylowC79 ⋊ C4×B(4,𝔽2)

Subgroups

subgroupG/H
centerC22#120×D79
commutatorC23×C79C23×C4
FrattiniC24C23×D79
FittingC79×#1790C2
socleC22×C79C2×#120
prime radicalC2×#19098750C2
cosocleC24×C79C24
hypercenter#1790D79
hypocenterC79C4×B(4,𝔽2)
LCSG ▷ C23×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C24 ◁ #1790

1910 conjugacy classes of subgroups; only the 257 normal subgroups are shown.

normal subgroups only

This group has 1910 conjugacy classes of subgroups — too many to draw. Only its 257 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

Polycyclic presentation:

2^8,79|a^2=g,d^2=g,b^a=be,c^a=cf,f^b=fh,e^c=eh,i^d=i^78

Conjugacy classes & character table

1312 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 175547);