Finite Group DatabasebetaFinite Group Databasebeta| order | 1664 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C22 |
No aliases for this group.
| Sylow | C13 ⋊ #1940 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C23 | C22×#261 |
| commutator, socle, prime radical | C23×C13 | C22×C4 |
| Fitting | C13×#95 | C4 |
| cosocle | C22×Dic13 | C23 |
| hypercenter | #95 | #261 |
| hypocenter | C13 | #1940 |
| LCS | G ▷ C23×C13 ▷ C13 | |
| UCS | C1 ◁ C23 ◁ #95 | |
248 conjugacy classes of subgroups; only the 90 normal subgroups are shown.
This group has 248 conjugacy classes of subgroups — too many to draw. Only its 90 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| transitive degree | μt(G) = 1664 |
Polycyclic presentation:
2^7,13|a^2=f,b^2=f,c^2=e,f^2=g,b^a=bd,c^a=ce,h^a=h^5,c^b=cg,h^b=h^8,h^f=h^12104 conjugacy classes — view the full character table.
| maximal subgroup of | #16782584, #16782585, #16782587, … |
| maximal normal subgroup of | #16782584, #16782585, #16782587, … |
| maximal quotient of | #16784420, #16784423, #16784426, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1664, 20611);