Finite Group Databasebeta

#34320786

order20224
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C26

Aliases

No aliases for this group.

Splittings

FittingC79×#1909 ⋊ C2
SylowC79 ⋊ #23991

Subgroups

subgroupG/H
centerC2#23766718
commutator, cosocleC22×C4×C79C24
FrattiniC22×C4C23×D79
FittingC79×#1909C2
socleC2×C79#2404
prime radical#23772803C2
hypercenter#1909D79
hypocenterC79#23991
LCSG ▷ C22×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C22×C4 ◁ #1909

1164 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

1171 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 202085);