Finite Group Databasebeta

#14512418

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #73129

Subgroups

subgroupG/H
centerC2SL(2,ℤ/4)⋊AGL(1,𝔽5)
commutatorC5×#41⋊C3C2×C4
Frattini, hypercenterC4AGL(1,𝔽5)×S4
FittingC5×#41C4×D3
socleC2×C5SL(2,ℤ/4)⋊C4
prime radical, cosocleD5×#41⋊C3C22
hypocenterC5×SL(2,𝔽3)C4⋊C4
LCSG ▷ C5×#41⋊C3 ▷ C5×SL(2,𝔽3)
UCSC1 ◁ C2 ◁ C4

244 conjugacy classes of subgroups; only the 32 normal subgroups are shown.

normal subgroups only

This group has 244 conjugacy classes of subgroups — too many to draw. Only its 32 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:

2^4,3,5,2^3|a^2=c,b^2=di,c^2=i,d^2=i,g^2=i,h^2=i,b^a=bd,d^a=di,f^a=f^2,e^b=e^2,g^b=gh,h^b=hi,f^c=f^4,g^e=h,h^e=ghi,h^g=hi

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 238116);