Finite Group DatabasebetaFinite Group Databasebeta| order | 128 |
| nilpotency class | 3 |
| isoclinism | isoclinic class of #1999 |
| automorphism | Aut(G) order 4096 |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C24 |
No aliases for this group.
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C2×D4 |
| commutator, Frattini, cosocle | C22×C4 | C23 |
| prime radical | C24 | D4 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C23×C4 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
196 conjugacy classes of subgroups.
| minimal degree | μ(G) = 24 |
| transitive degree | μt(G) = 64 |
A minimal faithful permutation representation — 3 generators on 24 points:
(1,2)(3,4)(9,10,13,16)(11,17,19,24)(12,20,22,15)(14,21,23,18);(5,6)(7,8)(9,11,13,19)(10,14,16,23)(12,21,22,18)(15,24,20,17);(2,4)(6,8)Polycyclic presentation:
2^7|a^2=g,b^2=g,d^2=g,b^a=bd,c^a=ce,d^a=dg,c^b=cf,d^b=dg32 conjugacy classes — view the full character table.
| maximal subgroup of | #7078, #7086, #12105, … |
| maximal normal subgroup of | #7078, #7086, #12105, … |
| maximal quotient of | #9924, #9925, #9928, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(128, 733);