Finite Group Databasebeta

#33006277

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

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #13578

Subgroups

subgroupG/H
centerC2C2×#17988380
commutatorC42×C73C22×C4
Frattini#124C22×D73
Fitting, prime radicalC73×#3153C2
socleC2×C73C2×#353
cosocle#124×C73C23
hypercenter#3153D73
hypocenterC73#13578
LCSG ▷ C42×C73 ▷ C2×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C23 ◁ C22×C4 ◁ C2×#124 ◁ #3153

420 conjugacy classes of subgroups; only the 79 normal subgroups are shown.

normal subgroups only

This group has 420 conjugacy classes of subgroups — too many to draw. Only its 79 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,d^2=g,f^2=h,b^a=bd,d^a=df,f^a=fg,g^a=gh,i^a=i^72,c^b=ch,d^b=dg,e^b=efgh,f^b=fh,e^d=egh,f^e=fh

Conjugacy classes & character table

1180 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 89861);