Finite Group Databasebeta

C7×C3⋊Dic213 #31822051

order17892
automorphism?
homologyAbelianization (H1) = C4×C7 · Schur multiplier (H2) = C3

Aliases

direct productC7×C3⋊Dic213
unambiguous semidirect productC3⋊(C7×Dic213)

Splittings

derived, HallC32×C71 ⋊ C4×C7
HallC32×C7×C71 ⋊ C4
HallC7×C71 ⋊ C3⋊Dic3
SylowC71 ⋊ C7×C3⋊Dic3
HallC32×C7 ⋊ Dic71
SylowC32 ⋊ C7×Dic71

Subgroups

subgroupG/H
center, hypercenterC2×C7C3⋊D213
commutator, hypocenterC32×C71C4×C7
FrattiniC2C7×C3⋊D213
Fitting, socle, prime radicalC2×C32×C7×C71C2
cosocleC2×C32×C71C2×C7
LCSG ▷ C32×C71
UCSC1 ◁ C2×C7

72 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 17892

Conjugacy classes & character table

4494 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17892, 68);