Finite Group Databasebeta

#14295498

order1920
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

HallC3×C5 ⋊ C4×#101
SylowC5 ⋊ Dic3×#101
SylowC3 ⋊ AGL(1,𝔽5)×#101

Subgroups

subgroupG/H
centerC2#11752021
commutatorC22×C3×C5C2×C42
FrattiniC2×C4C2×D3×AGL(1,𝔽5)
FittingC2×C3×C5×Q8C2×C4
socleC2×C3×C5C4×C22⋊C4
prime radicalC22×C3×D5C22×C4
cosocleC2×C3×C4×D5C23
hypercenterC2×Q8D3×AGL(1,𝔽5)
hypocenterC3×C5C4×#101
LCSG ▷ C22×C3×C5 ▷ C2×C3×C5 ▷ C3×C5
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×Q8

592 conjugacy classes of subgroups; only the 140 normal subgroups are shown.

normal subgroups only

This group has 592 conjugacy classes of subgroups — too many to draw. Only its 140 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) = 240

Polycyclic presentation:

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

Conjugacy classes & character table

87 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 21196);