Finite Group Databasebeta

#2155×D79 #34441278

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

Aliases

direct product#2155×D79

Splittings

FittingC79×#2155 ⋊ C2
SylowC79 ⋊ C2×#2155

Subgroups

subgroupG/H
centerC4#106×D79
commutatorC8×C79C23×C4
FrattiniC2×C8C23×D79
FittingC79×#2155C2
socleC2×C79C22×#106
prime radicalC23×D79SD16
cosocleC2×C8×C79C24
hypercenter#2155D79
hypocenterC79C2×#2155
LCSG ▷ C8×C79 ▷ C4×C79 ▷ C2×C79 ▷ C79
UCSC1 ◁ C4 ◁ C22×C4 ◁ C22×C8 ◁ #2155

658 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2528

Conjugacy classes & character table

1312 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 322577);