Finite Group Databasebeta

C79×#12462 #34124151

order20224
nilpotency class4
isoclinismisoclinic class of #12433
automorphism?
homologyAbelianization (H1) = C23×C79 · Schur multiplier (H2) = C2

Aliases

direct productC79×#12462

Subgroups

subgroupG/H
center, socle, prime radicalC22×C79#466
commutator, Frattini, cosocleC4×C8C23×C79
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C79 ◁ C42×C79 ◁ C8×Q8×C79 ◁ G

194 conjugacy classes of subgroups; only the 82 normal subgroups are shown.

normal subgroups only

This group has 194 conjugacy classes of subgroups — too many to draw. Only its 82 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) = 111
transitive degreeμt(G) = 20224

A minimal faithful permutation representation — 3 generators on 111 points:

(1,2,5,8)(3,9,11,16)(4,12,14,7)(6,13,15,10)(18,22)(19,26)(20,27)(23,28)(24,29)(25,32)(30,31)(33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111);(17,18,23,32,20,25,19,22,21,24,26,31,27,30,28,29);(1,3,5,11)(2,6,8,15)(4,13,14,10)(7,16,12,9)(18,24)(22,29)(25,30)(31,32)

Conjugacy classes & character table

2923 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 5450);