Finite Group Databasebeta

C2×Dic189 #13094140

order1512
isoclinismisoclinic class of D189
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

direct productC2×Dic189
unambiguous semidirect product(C2×C7)⋊Dic27
unambiguous semidirect product(C2×C27)⋊Dic7

Splittings

derived, HallC7×C27 ⋊ C2×C4
SylowC27 ⋊ C2×Dic7
SylowC7 ⋊ C2×Dic27

Subgroups

subgroupG/H
center, hypercenterC22D189
commutator, hypocenterC7×C27C2×C4
FrattiniC2×C9C2×D21
FittingC22×C7×C27C2
socle, prime radicalC22×C3×C7D9
cosocleC2×C7×C27C22
LCSG ▷ C7×C27
UCSC1 ◁ C22

64 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1512

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1512, 37);