Finite Group Databasebeta

#34012942

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #12744

Subgroups

subgroupG/H
centerC2#22625769
commutatorC2×C8×C73C22×C4
FrattiniC2×C8C22×#64408
FittingC2×#135×C73C4
socleC2×C73#1786
prime radicalC2×#17989401C2
cosocleC2×C8×D73C23
hypercenterC2×#135#64408
hypocenterC73#12744
LCSG ▷ C2×C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C2×C4 ◁ C22×C8 ◁ C2×#135

874 conjugacy classes of subgroups; only the 106 normal subgroups are shown.

normal subgroups only

This group has 874 conjugacy classes of subgroups — too many to draw. Only its 106 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) = 4672

Polycyclic presentation:

2^8,73|a^2=f,c^2=h,d^2=gh,f^2=h,g^2=h,b^a=bd,c^a=ce,d^a=dg,e^a=eh,g^a=gh,i^a=i^27,d^b=dg,g^b=gh,f^c=fh,i^f=i^72

Conjugacy classes & character table

544 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1096526);