Finite Group Databasebeta

#2121×D79 #34440992

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

Aliases

direct product#2121×D79

Splittings

FittingC79×#2121 ⋊ C2
SylowC79 ⋊ C2×#2121

Subgroups

subgroupG/H
centerC2C2×#99×D79
commutatorC23×C79C23×C4
FrattiniC2×D4C23×D79
FittingC79×#2121C2
socleC2×C79C22×#99
prime radical#534×D79C2
cosocleC2×D4×C79C24
hypercenter#2121D79
hypocenterC79C2×#2121
LCSG ▷ C23×C79 ▷ C22×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C2 ◁ C23 ◁ C22×D4 ◁ #2121

1494 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1264

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 322291);