Finite Group Databasebeta

#34289804

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

Aliases

No aliases for this group.

Splittings

FittingC79×#2309 ⋊ C2
SylowC79 ⋊ #20945

Subgroups

subgroupG/H
centerC22C2×#14579129
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC79×#2309C2
socleC22×C79C2×#120
prime radicalC22×#14579187C2
cosocleC22×C4×C79C24
hypercenter#2309D79
hypocenterC79#20945
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C23×C4 ◁ #2309

1862 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

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

Conjugacy classes & character table

1774 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 171103);