Finite Group Databasebeta

#34285705

order20224
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #20354

Subgroups

subgroupG/H
centerC22C22×C22⋊Dic79
commutatorC22×C79C22×C42
FrattiniC24C23×D79
FittingC2×#518×C79C2
socleC22×C79C22×C22⋊C4
prime radicalC23×D4×C79C22
cosocleC24×C79C24
hypercenterC2×#518D79
hypocenterC79#20354
LCSG ▷ C22×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C23×D4 ◁ C2×#518

2410 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

2734 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 167004);