Finite Group Databasebeta

C79×#18745 #34130434

order20224
nilpotency class3
isoclinismisoclinic class of #18712
automorphism?
homologyAbelianization (H1) = C24×C79 · Schur multiplier (H2) = C25

Aliases

direct productC79×#18745

Subgroups

subgroupG/H
center, socleC22×C79C2×#120
commutator, Frattini, cosocleC42C24×C79
prime radical#121×C79D4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C79 ◁ C2×C42×C79 ◁ G

818 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:

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

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, 11733);