Finite Group Databasebeta

#34260678

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #18137

Subgroups

subgroupG/H
centerC22C2×#14579130
commutator, cosocleC22×C4×C79C24
FrattiniC22×C4C23×D79
Fitting, prime radicalC2×#534×C79C2
socleC22×C79C2×#120
hypercenterC2×#534D79
hypocenterC79#18137
LCSG ▷ C22×C4×C79 ▷ C22×C79 ▷ C79
UCSC1 ◁ C22 ◁ C23×C4 ◁ C2×#534

1398 conjugacy classes of subgroups; only the 183 normal subgroups are shown.

normal subgroups only

This group has 1398 conjugacy classes of subgroups — too many to draw. Only its 183 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=h,e^2=g,b^a=be,c^a=cf,d^a=dg,e^a=eg,i^a=i^78,e^b=eg,f^b=fh,e^c=eh

Conjugacy classes & character table

1753 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 141977);