Finite Group DatabasebetaFinite Group Databasebeta| order | 8896 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C16 · Schur multiplier (H2) = C2 |
| unambiguous semidirect product | Dic139⋊C16 |
| Sylow | C139 ⋊ C4⋊C16 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C2×C8 | C2×D139 |
| commutator | C2×C139 | C2×C16 |
| Fitting | C2×C16×C139 | C2 |
| socle | C22×C139 | C2×C8 |
| hypercenter | C2×C16 | D139 |
| hypocenter | C139 | C4⋊C16 |
| LCS | G ▷ C2×C139 ▷ C139 | |
| UCS | C1 ◁ C2×C8 ◁ C2×C16 | |
50 conjugacy classes of subgroups.
Polycyclic presentation:
2^6,139|a^2=d,b^2=c,d^2=e,e^2=f,b^a=bc,g^b=g^1382248 conjugacy classes. The character table is too large to display.
| maximal subgroup of | C4⋊C16×D139, C2×Dic139⋊C16, #31808158, … |
| maximal normal subgroup of | C4⋊C16×D139, C2×Dic139⋊C16, #31808158, … |
| maximal quotient of | #31804467, #31804473, #31804481, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(8896, 367);