Finite Group Databasebeta

#34289364

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #20889

Subgroups

subgroupG/H
centerC22C2×#14579131
commutatorC23×C79C23×C4
FrattiniC24C23×D79
FittingC22×#99×C79C2
socleC22×C79C2×#120
prime radicalC23×D4×C79C22
cosocleC24×C79C24
hypercenterC22×#99D79
hypocenterC79#20889
LCSG ▷ C23×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C25 ◁ C22×#99

1714 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

1774 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 170663);