Finite Group DatabasebetaFinite Group Databasebeta| order | 1664 |
| nilpotency class | 4 |
| isoclinism | isoclinic class of #2127 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4×C13 · Schur multiplier (H2) = C2×C42 |
| direct product | C13×#2128 |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2×C13 | C2×#99 |
| commutator | C2×C4 | C22×C4×C13 |
| Frattini, cosocle | C2×D4 | C23×C13 |
| prime radical | C13×#535 | C2 |
| LCS | G ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2×C13 ◁ C2×C4×C13 ◁ C2×C13×#41 ◁ G | |
270 conjugacy classes of subgroups; only the 84 normal subgroups are shown.
This group has 270 conjugacy classes of subgroups — too many to draw. Only its 84 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 29 |
| transitive degree | μt(G) = 208 |
A minimal faithful permutation representation — 3 generators on 29 points:
(1,2,3,4,5,6,7,8,9,10,11,12,13)(14,15)(16,20)(17,21,25,19)(18,22)(23,28)(24,27,29,26);(15,19)(16,23)(17,25)(20,27)(21,22)(26,28);(14,16,18,23)(15,20,22,28)(17,24,25,29)(19,26,21,27)299 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1664, 860);