Finite Group Databasebeta

#32997163

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

Aliases

No aliases for this group.

Splittings

FittingC73×#1355 ⋊ C2
SylowC73 ⋊ #11912

Subgroups

subgroupG/H
centerC2#22608540
commutatorC42×C73C22×C4
Frattini#97C22×D73
FittingC73×#1355C2
socleC2×C73#1530
prime radical#17989191C4
cosocle#97×C73C23
hypercenter#1355D73
hypocenterC73#11912
LCSG ▷ C42×C73 ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C2×C4 ◁ #97 ◁ #1355

284 conjugacy classes of subgroups; only the 63 normal subgroups are shown.

normal subgroups only

This group has 284 conjugacy classes of subgroups — too many to draw. Only its 63 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=e,c^2=g,d^2=g,e^2=f,f^2=h,b^a=bd,c^a=cf,d^a=df,g^a=gh,d^b=dg,e^b=efgh,f^b=fh,d^c=dh,e^c=eh,i^c=i^72,e^d=eh

Conjugacy classes & character table

754 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 80747);