Finite Group Databasebeta

#34000587

order18688
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

Fitting#364×C73 ⋊ C4
SylowC73 ⋊ #7271

Subgroups

subgroupG/H
centerC2#22624810
commutatorC42×C73C42
FrattiniC4×C8C2×#64408
Fitting#364×C73C4
socleC2×C73#1296
prime radicalC22×D73#100
cosocleC4×C8×D73C22
hypercenter#364#64408
hypocenterC73#7271
LCSG ▷ C42×C73 ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C2×C4 ◁ C4×C8 ◁ #364

222 conjugacy classes of subgroups; only the 74 normal subgroups are shown.

normal subgroups only

This group has 222 conjugacy classes of subgroups — too many to draw. Only its 74 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=e,c^2=fh,e^2=fg,g^2=h,b^a=bc,c^a=cf,e^a=efgh,g^a=gh,i^a=i^27,c^b=cg,d^b=dh,f^b=fh,g^b=gh,i^d=i^72

Conjugacy classes & character table

550 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1084171);