Finite Group Databasebeta

C19⋊#7048 #18069148

order4864
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC19⋊#7048

Splittings

SylowC19 ⋊ #7048

Subgroups

subgroupG/H
centerC23C19⋊#95
commutatorC22×C4×C19C42
FrattiniC43C2×D19
FittingC19×#1745C2
socle, prime radicalC23×C19#95
cosocleC43×C19C22
hypercenter#1745D19
hypocenterC19#7048
LCSG ▷ C22×C4×C19 ▷ C22×C19 ▷ C19
UCSC1 ◁ C23 ◁ C43 ◁ #1745

290 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 290 conjugacy classes of subgroups — too many to draw. Only its 87 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) = 4864

Polycyclic presentation:

2^8,19|a^2=d,b^2=e,c^2=fh,d^2=gh,e^2=h,b^a=bc,c^a=cf,e^a=efgh,c^b=cg,d^b=dh,i^b=i^18

Conjugacy classes & character table

556 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4864, 56177);