Finite Group Databasebeta

C61×#20930 #29524363

order15616
nilpotency class3
automorphism?
homologyAbelianization (H1) = C23×C4×C61 · Schur multiplier (H2) = C27

Aliases

direct productC61×#20930

Subgroups

subgroupG/H
center, socleC23×C61C22×D4
commutatorC2×C4C23×C4×C61
Frattini, cosocleC22×C4C24×C61
prime radicalC22×#41×C61C22
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C61 ◁ C2×#117×C61 ◁ G

1738 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 85
transitive degreeμt(G) = 7808

A minimal faithful permutation representation — 4 generators on 85 points:

(2,4)(5,6)(7,8)(9,10,14,18,15,12,13,17)(11,19,23,16,21,24,22,20)(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);(1,2,3,4)(9,11)(10,16)(12,20)(13,23)(14,22)(15,21)(17,24)(18,19);(6,8)(9,12,15,10)(11,20,21,16)(13,17,14,18)(19,23,24,22);(11,21)(16,20)(19,24)(22,23)

Conjugacy classes & character table

3904 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15616, 13918);