Finite Group DatabasebetaFinite Group Databasebeta| order | 19900 |
| automorphism | ? |
| homology | Abelianization (H1) = C4 · Schur multiplier (H2) = C1 |
| unambiguous semidirect product | C199⋊#1042 |
| Fitting, socle, derived, Hall | C52×C199 ⋊ C4 |
| Sylow | C199 ⋊ #1042 |
| Sylow | C52 ⋊ Dic199 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, hypocenter | C52×C199 | C4 |
| prime radical, cosocle | C5×D5×C199 | C2 |
| LCS | G ▷ C52×C199 | |
| UCS | C1 | |
26 conjugacy classes of subgroups.
| transitive degree | μt(G) = 3980 |
Polycyclic presentation:
2^2,5^2,199|a^2=b,c^a=c^2,d^a=d^4,e^a=e^198,c^b=c^41993 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(19900, 27);