Finite Group Databasebeta

#14512003

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

Aliases

No aliases for this group.

Splittings

SylowC5 ⋊ #73089

Subgroups

subgroupG/H
centerC22#91958
commutator, cosocleC4×C5×SL(2,𝔽3)C22
FrattiniC2×C4C2×C5⋊S4
FittingC5×#550D3
socleC22×C5GL(2,ℤ/4)
prime radicalC5×C4⋊(#41⋊C3)C2
hypercenterC4⋊C4C5⋊S4
hypocenterC5×SL(2,𝔽3)D8
LCSG ▷ C4×C5×SL(2,𝔽3) ▷ C2×C5×SL(2,𝔽3) ▷ C5×SL(2,𝔽3)
UCSC1 ◁ C22 ◁ C2×C4 ◁ C4⋊C4

218 conjugacy classes of subgroups; only the 37 normal subgroups are shown.

normal subgroups only

This group has 218 conjugacy classes of subgroups — too many to draw. Only its 37 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) = 640

Polycyclic presentation:

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

Conjugacy classes & character table

101 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 237701);