Finite Group Databasebeta

C23×Dic21 #14515375

order1932
isoclinismisoclinic class of D21
automorphism?
homologyAbelianization (H1) = C4×C23 · Schur multiplier (H2) = C1

Aliases

direct productC23×Dic21
unambiguous semidirect productC3⋊(C23×Dic7)
unambiguous semidirect productC7⋊(Dic3×C23)

Splittings

derived, HallC3×C7 ⋊ C4×C23
HallC3×C7×C23 ⋊ C4
HallC7×C23 ⋊ Dic3
HallC3×C23 ⋊ Dic7
SylowC7 ⋊ Dic3×C23
SylowC3 ⋊ C23×Dic7

Subgroups

subgroupG/H
center, hypercenterC2×C23D21
commutator, hypocenterC3×C7C4×C23
FrattiniC2C23×D21
Fitting, socle, prime radicalC2×C3×C7×C23C2
cosocleC2×C3×C7C2×C23
LCSG ▷ C3×C7
UCSC1 ◁ C2×C23

24 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 37
transitive degreeμt(G) = 1932

A minimal faithful permutation representation — 2 generators on 37 points:

(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23)(24,25)(26,27)(28,29,30)(31,32,33,34,35,36,37);(24,26,25,27)(29,30)(32,37)(33,36)(34,35)

Conjugacy classes & character table

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

Relationships

maximal subgroup ofC23×Dic147, C7×C23×Dic21, C23×C3⋊(C7⋊Dic7), …
maximal normal subgroup ofC7×C23×Dic21, C11×C23×Dic21, Dic21×C23⋊C11, …
maximal quotient ofC23×Dic147, C7×C23×Dic21, C23×C3⋊(C7⋊Dic7), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1932, 10);