Finite Group Databasebeta

C13×#3131 #13112189

order1664
nilpotency class3
isoclinismisoclinic class of #465
automorphism?
homologyAbelianization (H1) = C24×C13 · Schur multiplier (H2) = C23×C4

Aliases

direct productC13×#3131

Subgroups

subgroupG/H
centerC2×C4×C13C2×D4
commutator, Frattini, cosocleC2×C4C24×C13
socleC22×C13C22×D4
prime radicalC13×#532C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C13 ◁ C2×C42×C13 ◁ G

400 conjugacy classes of subgroups; only the 192 normal subgroups are shown.

normal subgroups only

This group has 400 conjugacy classes of subgroups — too many to draw. Only its 192 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) = 37
transitive degreeμt(G) = 832

A minimal faithful permutation representation — 4 generators on 37 points:

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

Conjugacy classes & character table

572 conjugacy classes — view the full character table.

Relationships

Fitting subgroup of#15758231, #15758246, #15762272, …
maximal subgroup ofC13×#9067, C13×#9070, C13×#9751, …
maximal normal subgroup ofC13×#9067, C13×#9070, C13×#9751, …
maximal quotient ofC13×#20760, C13×#21083, C13×#21195, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1664, 1863);