Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C42 · Schur multiplier (H2) = C25 |
No aliases for this group.
| Fitting | C5×#1451 ⋊ C2 |
| Sylow | C5 ⋊ #17320 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C42 | C23×D5 |
| commutator, socle | C22×C5 | C22×C42 |
| Fitting | C5×#1451 | C2 |
| prime radical | C2×#709 | C2×C4 |
| cosocle | C42×C5 | C24 |
| hypercenter | #1451 | D5 |
| hypocenter | C5 | #17320 |
| LCS | G ▷ C22×C5 ▷ C5 | |
| UCS | C1 ◁ C42 ◁ #1451 | |
826 conjugacy classes of subgroups.
| transitive degree | μt(G) = 640 |
Polycyclic presentation:
2^8,5|a^2=e,b^2=f,e^2=g,f^2=h,b^a=bh,i^a=i^4,i^b=i^4,d^c=dg,i^d=i^4212 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 135183);