Finite Group DatabasebetaFinite Group Databasebeta| order | 8128 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C8 · Schur multiplier (H2) = C2 |
| unambiguous semidirect product | Q8⋊(C127⋊C8) |
| Sylow | C127 ⋊ Q8⋊C8 |
70 conjugacy classes of subgroups.
Polycyclic presentation:
2^6,127|a^2=d,b^2=e,c^2=e,d^2=f,b^a=bc,c^a=ce,g^a=g^126,c^b=ce1288 conjugacy classes. The character table is too large to display.
| maximal subgroup of | Q8⋊C8×D127, C2×Q8⋊(C127⋊C8), #30637111, … |
| maximal normal subgroup of | Q8⋊C8×D127, C2×Q8⋊(C127⋊C8), #30637111, … |
| maximal quotient of | #30636553, #30636556, #30636571, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(8128, 280);