Finite Group DatabasebetaFinite Group Databasebeta| order | 448 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C4 · Schur multiplier (H2) = C2×C4 |
No aliases for this group.
| Sylow | C7 ⋊ #387 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C23 | C22×D7 |
| commutator | C22×C7 | C22×C4 |
| Fitting | C7×#95 | C2 |
| socle, prime radical, cosocle | C23×C7 | C23 |
| hypercenter | #95 | D7 |
| hypocenter | C7 | #387 |
| LCS | G ▷ C22×C7 ▷ C7 | |
| UCS | C1 ◁ C23 ◁ #95 | |
154 conjugacy classes of subgroups; only the 69 normal subgroups are shown.
This group has 154 conjugacy classes of subgroups — too many to draw. Only its 69 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| minimal degree | μ(G) = 23 |
| transitive degree | μt(G) = 448 |
A minimal faithful permutation representation — 3 generators on 23 points:
(1,2,4,6,7,5,3)(8,10,11,9)(12,13,14,15)(17,21)(20,23);(8,9,11,10)(13,15)(16,18,19,22)(17,20,21,23);(2,3)(4,5)(6,7)(8,9,11,10)(16,17)(18,20)(19,21)(22,23)Polycyclic presentation:
2^6,7|a^2=f,b^2=d,c^2=ef,c^a=cdf,g^a=g^6,c^b=ce88 conjugacy classes — view the full character table.
| maximal subgroup of | C2×#89427, #11730779, #11730781, … |
| maximal normal subgroup of | C2×#89427, #11730779, #11730781, … |
| maximal quotient of | #11726365, #11726368, #11726492, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(448, 189);