Finite Group Databasebeta

#34289083

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

Aliases

No aliases for this group.

Splittings

FittingC79×#1857 ⋊ C2
SylowC79 ⋊ #20855

Subgroups

subgroupG/H
centerC22#120×D79
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC79×#1857C2
socleC22×C79C2×#120
prime radicalC22×#11929625C22
cosocleC22×C4×C79C24
hypercenter#1857D79
hypocenterC79#20855
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C22×C4 ◁ #1857

1422 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

1312 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 170382);