Finite Group Databasebeta

#32973809

order18688
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #7518

Subgroups

subgroupG/H
centerC2#22608076
commutator, prime radical#127×C73C2×C4
Frattini#492C2×D73
FittingC73×#1630C2
socleC2×C73#1402
cosocle#492×C73C22
hypercenter#1630D73
hypocenterC73#7518
LCSG ▷ #127×C73 ▷ C42×C73 ▷ C2×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ C42 ◁ #492 ◁ #1630

148 conjugacy classes of subgroups; only the 27 normal subgroups are shown.

normal subgroups only

This group has 148 conjugacy classes of subgroups — too many to draw. Only its 27 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) = 2336

Polycyclic presentation:

2^8,73|a^2=d,b^2=h,d^2=h,e^2=gh,f^2=h,b^a=bc,c^a=ce,e^a=ef,f^a=fg,g^a=gh,i^a=i^72,d^b=degh,e^b=egh,f^b=fgh,d^c=dfg,e^c=egh,f^c=fh,e^d=egh,f^d=fh

Conjugacy classes & character table

958 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 57393);