Finite Group Databasebeta

C79×#21556 #34133245

order20224
nilpotency class3
automorphism?
homologyAbelianization (H1) = C23×C4×C79 · Schur multiplier (H2) = C25

Aliases

direct productC79×#21556

Subgroups

subgroupG/H
center, socleC22×C79C2×#121
commutatorC2×C4C23×C4×C79
Frattini, cosocleC22×C4C24×C79
prime radicalC2×#41×C79C23
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C79 ◁ C2×C42×C79 ◁ G

874 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 115
transitive degreeμt(G) = 10112

A minimal faithful permutation representation — 4 generators on 115 points:

(1,2,4,3)(5,6,11,16)(7,17,19,28)(8,22,24,30)(9,15,10,14)(12,21,27,20)(13,25,29,23)(18,32,33,26)(31,35,36,34)(37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115);(5,7,9,20,11,19,10,21)(6,12,14,17,16,27,15,28)(8,18,23,34,24,33,25,35)(13,26,22,31,29,32,30,36);(5,8)(6,13)(7,18)(9,23)(10,25)(11,24)(12,26)(14,22)(15,30)(16,29)(17,31)(19,33)(20,34)(21,35)(27,32)(28,36);(1,3,4,2)(7,19)(12,27)(17,28)(18,33)(20,21)(26,32)(31,36)(34,35)

Conjugacy classes & character table

4582 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20224, 14544);