Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| automorphism | ? |
| homology | Abelianization (H1) = C23×C4 · Schur multiplier (H2) = C26 |
No aliases for this group.
| Fitting | C5×#395 ⋊ C4 |
| Sylow | C5 ⋊ #14174 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C23 | C23×AGL(1,𝔽5) |
| commutator, socle | C23×C5 | C23×C4 |
| Fitting | C5×#395 | C4 |
| prime radical, cosocle | C23×D5 | C24 |
| hypercenter | #395 | AGL(1,𝔽5) |
| hypocenter | C5 | #14174 |
| LCS | G ▷ C23×C5 ▷ C5 | |
| UCS | C1 ◁ C23 ◁ #395 | |
1758 conjugacy classes of subgroups.
| transitive degree | μt(G) = 320 |
Polycyclic presentation:
2^8,5|a^2=h,b^2=e,c^2=e,d^2=h,b^a=be,c^a=cf,d^a=de,i^a=i^3,c^b=cg,i^d=i^2,i^h=i^498 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 1098669);