Finite Group DatabasebetaFinite Group Databasebeta| order | 20224 |
| automorphism | ? |
| homology | Abelianization (H1) = C27 · Schur multiplier (H2) = C220 |
No aliases for this group.
| Fitting | C79×H(7,𝔽2) ⋊ C2 |
| Sylow | C79 ⋊ #63103 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C2 | C26×D79 |
| commutator, socle, cosocle | C2×C79 | C27 |
| Fitting | C79×H(7,𝔽2) | C2 |
| hypercenter | H(7,𝔽2) | D79 |
| hypocenter | C79 | #63103 |
| LCS | G ▷ C2×C79 ▷ C79 | |
| UCS | C1 ◁ C2 ◁ H(7,𝔽2) | |
59452 conjugacy classes of subgroups; only the 32039 normal subgroups are shown.
This group has 59452 conjugacy classes of subgroups — too many to draw. Only its 32039 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| transitive degree | μt(G) = 2528 |
Polycyclic presentation:
2^8,79|g^2=h,b^a=bh,f^a=fh,e^b=eh,d^c=dh,i^g=i^782665 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20224, 1083469);