Finite Group DatabasebetaFinite Group Databasebeta| order | 1840 |
| automorphism | ? |
| homology | Abelianization (H1) = C22 · Schur multiplier (H2) = C2 |
No aliases for this group.
| Hall | C5×C23 ⋊ D8 |
| Sylow | C23 ⋊ D40 |
| Sylow | C5 ⋊ #67272 |
| subgroup | G/H | |
|---|---|---|
| center | C2 | #11745067 |
| commutator, Fitting, cosocle | C4×C5×C23 | C22 |
| Frattini, hypercenter | C4 | D5×D23 |
| socle | C2×C5×C23 | D4 |
| hypocenter | C5×C23 | D8 |
| LCS | G ▷ C4×C5×C23 ▷ C2×C5×C23 ▷ C5×C23 | |
| UCS | C1 ◁ C2 ◁ C4 | |
44 conjugacy classes of subgroups.
| minimal degree | μ(G) = 36 |
| transitive degree | μt(G) = 920 |
Polycyclic presentation:
2^4,5,23|a^2=c,c^2=d,b^a=bc,f^a=f^22,c^b=cd,e^b=e^4166 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(1840, 15);