Finite Group Databasebeta

C79×#19848 #34131537

order20224
nilpotency class3
isoclinismisoclinic class of #19755
automorphism?
homologyAbelianization (H1) = C24×C79 · Schur multiplier (H2) = C24

Aliases

direct productC79×#19848

Subgroups

subgroupG/H
center, socleC22×C79D42
commutator, Frattini, cosocleC42C24×C79
prime radicalC2×D4×C79C2×D4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C79 ◁ C42×C79 ◁ G

556 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 111
transitive degreeμt(G) = 10112

A minimal faithful permutation representation — 4 generators on 111 points:

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

Conjugacy classes & character table

3160 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 12836);