Finite Group Databasebeta

#34254608

order20224
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC79 ⋊ #17430

Subgroups

subgroupG/H
centerC22C2×C22⋊C4×D79
commutator, prime radicalC23×C79C23×C4
FrattiniC22×C4C23×D79
FittingC79×#1467C2
socleC22×C79C22×C22⋊C4
cosocleC22×C4×C79C24
hypercenter#1467D79
hypocenterC79#17430
LCSG ▷ C23×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C2×C42 ◁ #1467

884 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10112

Polycyclic presentation:

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

Conjugacy classes & character table

1303 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 135907);