Finite Group Databasebeta

#14294965

order1920
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C42

Aliases

No aliases for this group.

Splittings

HallC3×C5 ⋊ #1747
SylowC5 ⋊ #68697
SylowC3 ⋊ #10599490

Subgroups

subgroupG/H
centerC4C42×D15
commutatorC3×C4×C5C2×C42
FrattiniC22×C4C22×D15
FittingC3×C5×H(3,ℤ/4)C2
socleC2×C3×C5#376
prime radicalC23×C3×C5#41
cosocleC22×C3×C4×C5C23
hypercenterH(3,ℤ/4)D15
hypocenterC3×C5#1747
LCSG ▷ C3×C4×C5 ▷ C3×C5
UCSC1 ◁ C4 ◁ H(3,ℤ/4)

400 conjugacy classes of subgroups; only the 147 normal subgroups are shown.

normal subgroups only

This group has 400 conjugacy classes of subgroups — too many to draw. Only its 147 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 480

Polycyclic presentation:

2^7,3,5|a^2=e,b^2=f,c^2=d,d^2=g,b^a=bd,f^a=fg,e^b=eg,h^c=h^2,i^c=i^4

Conjugacy classes & character table

198 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 20663);