Finite Group Databasebeta

C2×C79×#2180 #34145155

order20224
nilpotency class4
isoclinismisoclinic class of #2180
automorphism?
homologyAbelianization (H1) = C23×C4×C79 · Schur multiplier (H2) = C25

Aliases

direct productC2×C79×#2180

Subgroups

subgroupG/H
center, socleC22×C79#442
commutatorC8C23×C4×C79
Frattini, cosocleC2×C8C24×C79
prime radicalC2×#135×C79C22
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C79 ◁ C22×C4×C79 ◁ C2×#97×C79 ◁ G

646 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 113
transitive degreeμt(G) = 5056

A minimal faithful permutation representation — 4 generators on 113 points:

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

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, 26454);