Finite Group Databasebeta

#34287937

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

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #20675

Subgroups

subgroupG/H
centerC4C2×#14579135
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC2×#568×C79C2
socleC2×C79C2×#380
prime radicalC22×#41×C79C22
cosocleC22×C4×C79C24
hypercenterC2×#568D79
hypocenterC79#20675
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C4 ◁ C23×C4 ◁ C2×#568

1308 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

2^8,79|a^2=g,b^2=e,e^2=h,f^2=h,b^a=be,c^a=cf,e^a=eh,i^a=i^78,d^b=dh,f^c=fh,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, 169236);