Finite Group Databasebeta

C61×#20772 #29524205

order15616
nilpotency class2
isoclinismisoclinic class of #2846
automorphism?
homologyAbelianization (H1) = C23×C4×C61 · Schur multiplier (H2) = C25

Aliases

direct productC61×#20772

Subgroups

subgroupG/H
centerC22×C4×C61C24
commutatorC23C23×C4×C61
Frattini, cosocleC22×C4C24×C61
socleC23×C61C23×C4
prime radicalC24×C61C22×C4
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C22×C4×C61 ◁ G

1062 conjugacy classes of subgroups; only the 462 normal subgroups are shown.

normal subgroups only

This group has 1062 conjugacy classes of subgroups — too many to draw. Only its 462 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) = 85
transitive degreeμt(G) = 7808

A minimal faithful permutation representation — 4 generators on 85 points:

(1,2)(3,8)(4,6)(5,7)(9,10)(11,13)(12,14)(15,16)(17,18,19,22,20,21,23,24)(25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85);(1,3,5,4)(2,6,7,8)(9,11,12,15)(10,13,14,16);(1,4,5,3)(2,6,7,8)(10,14)(13,16);(18,21)(22,24)

Conjugacy classes & character table

5368 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 13760);