Finite Group Databasebeta

#34287700

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

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #20638

Subgroups

subgroupG/H
centerC22C22×C22⋊Dic79
commutatorC23×C79C23×C4
FrattiniC22×C4C23×D79
FittingC2×#518×C79C2
socleC22×C79C22×C22⋊C4
prime radicalC23×D4×C79C22
cosocleC22×C4×C79C24
hypercenterC2×#518D79
hypocenterC79#20638
LCSG ▷ C23×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C2×#117 ◁ C2×#518

1530 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

2710 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 168999);