Finite Group Databasebeta

#34294183

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

Aliases

No aliases for this group.

Splittings

FittingC4×AGL(1,ℤ/8)×C79 ⋊ C2
SylowC79 ⋊ #21473

Subgroups

subgroupG/H
centerC22C2×#14579129
commutatorC2×C4×C79C23×C4
FrattiniC22×C4C23×D79
FittingC4×AGL(1,ℤ/8)×C79C2
socleC22×C79C2×#120
prime radicalC2×#19098729C2
cosocleC22×C4×C79C24
hypercenterC4×AGL(1,ℤ/8)D79
hypocenterC79#21473
LCSG ▷ C2×C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C22 ◁ C2×C42 ◁ C4×AGL(1,ℤ/8)

1486 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Polycyclic presentation:

2^8,79|a^2=g,d^2=g,e^2=h,b^a=be,c^a=cf,e^a=eh,e^b=eh,f^b=fh,d^c=dh,e^c=eh,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, 175482);