Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| automorphism | ? |
| homology | Abelianization (H1) = C24 · Schur multiplier (H2) = C25 |
No aliases for this group.
| Fitting | C5×#1673 ⋊ C2 |
| Sylow | C5 ⋊ #19758 |
| subgroup | G/H | |
|---|---|---|
| center | C22 | #65943 |
| commutator, cosocle | C42×C5 | C24 |
| Frattini | C42 | C23×D5 |
| Fitting | C5×#1673 | C2 |
| socle | C22×C5 | D42 |
| hypercenter | #1673 | D5 |
| hypocenter | C5 | #19758 |
| LCS | G ▷ C42×C5 ▷ C22×C5 ▷ C5 | |
| UCS | C1 ◁ C22 ◁ C42 ◁ #1673 | |
736 conjugacy classes of subgroups.
| transitive degree | μt(G) = 320 |
Polycyclic presentation:
2^8,5|c^2=g,e^2=g,f^2=h,b^a=be,c^a=cf,e^a=eg,f^a=fh,i^a=i^4,d^b=de,e^b=eg,i^b=i^4,f^c=fh,i^c=i^4,e^d=eg98 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 158966);