Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C16 · Schur multiplier (H2) = C2 |
No aliases for this group.
| Sylow | C5 ⋊ #13660 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C2×C16 | C22×D5 |
| commutator, socle, prime radical | C22×C5 | C22×C16 |
| Fitting | C4×C5×C32 | C2 |
| cosocle | C2×C5×C16 | C23 |
| hypercenter | C4×C32 | D5 |
| hypocenter | C5 | #13660 |
| LCS | G ▷ C22×C5 ▷ C5 | |
| UCS | C1 ◁ C2×C16 ◁ C4×C32 | |
158 conjugacy classes of subgroups; only the 91 normal subgroups are shown.
This group has 158 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.
| transitive degree | μt(G) = 1280 |
Polycyclic presentation:
2^8,5|a^2=e,b^2=d,c^2=de,e^2=f,f^2=g,g^2=h,b^a=bd,c^a=ch,i^a=i^4368 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 90203);