Finite Group Databasebeta

C79×#25134 #34136823

order20224
nilpotency class3
isoclinismisoclinic class of #24274
automorphism?
homologyAbelianization (H1) = C24×C79 · Schur multiplier (H2) = C25

Aliases

direct productC79×#25134

Subgroups

subgroupG/H
center, socleC23×C79C22×D4
commutator, Frattini, cosocleC22×C4C24×C79
prime radicalC22×D4×C79D4
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C79 ◁ C2×C4×D4×C79 ◁ G

1068 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 103
transitive degreeμt(G) = 10112

A minimal faithful permutation representation — 4 generators on 103 points:

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

Conjugacy classes & character table

3634 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 18122);