Finite Group Databasebeta

C4⋊(C19⋊C64) #18070435

order4864
automorphism?
homologyAbelianization (H1) = C2×C64 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊(C19⋊C64)

Splittings

SylowC19 ⋊ C4⋊C64

Subgroups

subgroupG/H
center, FrattiniC2×C32C2×D19
commutatorC2×C19C2×C64
FittingC4×C19×C32C2
socle, prime radicalC22×C19C2×C32
cosocleC2×C19×C32C22
hypercenterC4×C32D19
hypocenterC19C4⋊C64
LCSG ▷ C2×C19 ▷ C19
UCSC1 ◁ C2×C32 ◁ C4×C32

74 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4864

Polycyclic presentation:

2^8,19|a^2=d,b^2=c,d^2=e,e^2=f,f^2=g,g^2=h,b^a=bc,i^a=i^18

Conjugacy classes & character table

1312 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 57464);