Finite Group Databasebeta

C2×C19×C22⋊Q8 #11926199

order1216
nilpotency class2
isoclinismisoclinic class of #120
automorphism?
homologyAbelianization (H1) = C24×C19 · Schur multiplier (H2) = C25

Aliases

direct productC2×C19×C22⋊Q8

Subgroups

subgroupG/H
center, socleC23×C19C23
commutator, Frattini, cosocleC22C24×C19
prime radicalC24×C19C22
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23×C19 ◁ G

322 conjugacy classes of subgroups; only the 194 normal subgroups are shown.

normal subgroups only

This group has 322 conjugacy classes of subgroups — too many to draw. Only its 194 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 33
transitive degreeμt(G) = 608

A minimal faithful permutation representation — 4 generators on 33 points:

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

Conjugacy classes & character table

532 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#14561999, C2×#11926281, #14562155, …
maximal subgroup ofC19×#1472, C2×C19×#328, C19×#1508, …
maximal normal subgroup ofC19×#1472, C2×C19×#328, C19×#1508, …
maximal quotient ofC2×C19×#380, C2×C19×#385, C2×C19×#387, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1216, 204);