Finite Group DatabasebetaFinite Group Databasebeta| order | 1920 |
| isoclinism | isoclinic class of SL(2,𝔽5) |
| automorphism | ? |
| homology | Abelianization (H1) = C42 · Schur multiplier (H2) = C4 |
| direct product | C42×SL(2,𝔽5) |
| subgroup | G/H | |
|---|---|---|
| center, Fitting, hypercenter | C2×C42 | A5 |
| commutator, hypocenter | SL(2,𝔽5) | C42 |
| Frattini, socle, cosocle | C23 | C22×A5 |
| prime radical | C22×SL(2,𝔽5) | C22 |
| LCS | G ▷ SL(2,𝔽5) | |
| UCS | C1 ◁ C2×C42 | |
448 conjugacy classes of subgroups; only the 69 normal subgroups are shown.
This group has 448 conjugacy classes of subgroups — too many to draw. Only its 69 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| transitive degree | μt(G) = 384 |
144 conjugacy classes — view the full character table.
| maximal subgroup of | #72209980 |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1920, 240622);