Finite Group DatabasebetaFinite Group Databasebeta| order | 1280 |
| automorphism | ? |
| homology | Abelianization (H1) = C25 · Schur multiplier (H2) = C27 |
No aliases for this group.
| Fitting | C5×#2396 ⋊ C2 |
| Sylow | C5 ⋊ #36670 |
| subgroup | G/H | |
|---|---|---|
| center | C22×C4 | C23×D5 |
| commutator, socle, cosocle | C23×C5 | C25 |
| Frattini | C23 | C24×D5 |
| Fitting | C5×#2396 | C2 |
| hypercenter | #2396 | D5 |
| hypocenter | C5 | #36670 |
| LCS | G ▷ C23×C5 ▷ C5 | |
| UCS | C1 ◁ C22×C4 ◁ #2396 | |
1794 conjugacy classes of subgroups.
| transitive degree | μt(G) = 640 |
Polycyclic presentation:
2^8,5|a^2=g,b^2=g,e^2=f,b^a=bf,c^a=cg,d^a=dh,c^b=ch,i^b=i^4,d^c=dfh,i^c=i^4140 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1280, 375965);