Finite Group DatabasebetaFinite Group Databasebeta| order | 224 |
| automorphism | Aut(G) order 21504 |
| homology | Abelianization (H1) = C23 · Schur multiplier (H2) = C22 |
No aliases for this group.
| Sylow | C7 ⋊ C4⋊Q8 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C22 | C22×D7 |
| commutator, socle, prime radical, cosocle | C22×C7 | C23 |
| Fitting | C42×C7 | C2 |
| hypercenter | C42 | D7 |
| hypocenter | C7 | C4⋊Q8 |
| LCS | G ▷ C22×C7 ▷ C7 | |
| UCS | C1 ◁ C22 ◁ C42 | |
68 conjugacy classes of subgroups.
| minimal degree | μ(G) = 19 |
| transitive degree | μt(G) = 224 |
A minimal faithful permutation representation — 3 generators on 19 points:
(1,2,4,6,7,5,3)(8,9,10,11);(12,14,15,19)(13,16,17,18);(2,3)(4,5)(6,7)(9,11)(12,13,15,17)(14,18,19,16)Polycyclic presentation:
2^5,7|a^2=e,b^2=e,c^2=d,b^a=be,c^a=cd,f^a=f^662 conjugacy classes — view the full character table.
| maximal subgroup of | #89276, #89277, #89281, … |
| maximal normal subgroup of | #89276, #89277, #89281, … |
| maximal quotient of | #89428, #89433, #89452, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(224, 64);