Finite Group Databasebeta

#34290286

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C27

Aliases

No aliases for this group.

Splittings

FittingC79×#3428 ⋊ C2
SylowC79 ⋊ #21014

Subgroups

subgroupG/H
centerC4#19098442
commutatorC23×C79C23×C4
FrattiniC24C23×D79
FittingC79×#3428C2
socleC2×C79C2×#386
prime radical#23776729C2
cosocleC24×C79C24
hypercenter#3428D79
hypocenterC79#21014
LCSG ▷ C23×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C4 ◁ C23×C4 ◁ #3428

1748 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

2^8,79|a^2=g,b^2=eg,d^2=h,b^a=be,c^a=cf,e^a=eh,f^a=fh,i^a=i^78,e^b=eh,f^b=fh,g^b=gh,e^c=eh,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, 171585);