Finite Group Databasebeta

#34285706

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

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #20355

Subgroups

subgroupG/H
centerC22C2×C22⋊C4×D79
commutatorC22×C79C22×C42
FrattiniC24C23×D79
FittingC79×#1740C2
socleC22×C79C22×C22⋊C4
prime radical, cosocleC24×C79C24
hypercenter#1740D79
hypocenterC79#20355
LCSG ▷ C22×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C23×C4 ◁ #1740

2018 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 5056

Polycyclic presentation:

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

Conjugacy classes & character table

1798 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 167005);