Finite Group Databasebeta

Dic21×C311 #39908355

order26124
automorphism?
homologyAbelianization (H1) = C4×C311 · Schur multiplier (H2) = C1

Aliases

direct productDic21×C311
unambiguous semidirect productC3⋊(Dic7×C311)
unambiguous semidirect productC7⋊(Dic3×C311)

Splittings

derived, HallC3×C7 ⋊ C4×C311
HallC3×C7×C311 ⋊ C4
HallC7×C311 ⋊ Dic3
HallC3×C311 ⋊ Dic7
SylowC7 ⋊ Dic3×C311
SylowC3 ⋊ Dic7×C311

Subgroups

subgroupG/H
center, hypercenterC2×C311D21
commutator, hypocenterC3×C7C4×C311
FrattiniC2D21×C311
Fitting, socle, prime radicalC2×C3×C7×C311C2
cosocleC2×C3×C7C2×C311
LCSG ▷ C3×C7
UCSC1 ◁ C2×C311

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 26124

Conjugacy classes & character table

7464 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26124, 8);