Finite Group Databasebeta

#34258019

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #17886

Subgroups

subgroupG/H
centerC42D4×D79
commutatorC2×C4×C79C23×C4
FrattiniC42C23×D79
FittingC4×#135×C79C2
socleC22×C79C2×C4×D4
prime radicalC2×#135×C79C4
cosocleC42×C79C24
hypercenterC4×#135D79
hypocenterC79#17886
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C42 ◁ C2×C42 ◁ C4×#135

682 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10112

Polycyclic presentation:

2^8,79|a^2=f,c^2=f,d^2=g,e^2=g,f^2=h,b^a=be,c^a=ch,e^a=eg,i^a=i^78,c^b=ch,e^b=eg,i^c=i^78

Conjugacy classes & character table

2272 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 139318);