Finite Group DatabasebetaFinite Group Databasebeta| order | 1920 |
| automorphism | ? |
| homology | Abelianization (H1) = C22 · Schur multiplier (H2) = C23 |
No aliases for this group.
| Sylow | C5 ⋊ #87509 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C2 | D5×#1020 |
| commutator, cosocle, hypocenter | C5×C22⋊SL(2,𝔽3) | C22 |
| Fitting | C22×C5×Q8 | C2×D3 |
| socle | C23×C5 | C2×S4 |
| LCS | G ▷ C5×C22⋊SL(2,𝔽3) | |
| UCS | C1 ◁ C2 | |
544 conjugacy classes of subgroups; only the 26 normal subgroups are shown.
This group has 544 conjugacy classes of subgroups — too many to draw. Only its 26 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| transitive degree | μt(G) = 240 |
Polycyclic presentation:
2^2,3,5,2^5|a^2=i,b^2=i,g^2=i,h^2=i,d^a=d^4,c^b=c^2,e^b=ef,g^b=gh,h^b=hi,e^c=f,f^c=ef,g^c=h,h^c=ghi,h^g=hi60 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 240236);