Finite Group DatabasebetaFinite Group Databasebeta| order | 320 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C23×C4 |
No aliases for this group.
| Sylow | C5 ⋊ #390 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C23 | C22×D5 |
| commutator | C22×C5 | C22×C4 |
| Fitting, prime radical | C22×C5×D4 | C2 |
| socle, cosocle | C23×C5 | C23 |
| hypercenter | C22×D4 | D5 |
| hypocenter | C5 | #390 |
| LCS | G ▷ C22×C5 ▷ C5 | |
| UCS | C1 ◁ C23 ◁ C22×D4 | |
258 conjugacy classes of subgroups; only the 91 normal subgroups are shown.
This group has 258 conjugacy classes of subgroups — too many to draw. Only its 91 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 17 |
| transitive degree | μt(G) = 160 |
A minimal faithful permutation representation — 3 generators on 17 points:
(1,2,4,5,3)(11,13)(15,17);(14,15,16,17);(2,3)(4,5)(6,7,8,9)(10,11)(12,13)Polycyclic presentation:
2^6,5|a^2=d,b^2=f,c^a=ce,g^a=g^4,c^b=cf68 conjugacy classes — view the full character table.
| maximal subgroup of | #10598186, #10598823, #10598824, … |
| maximal normal subgroup of | #10598186, #10598823, #10598824, … |
| maximal quotient of | #10602338, #10602339, #10602356, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(320, 848);