Finite Group Databasebeta

#31885293

order18176
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

FittingC71×#1355 ⋊ C2
SylowC71 ⋊ #7523

Subgroups

subgroupG/H
centerC2#22586492
commutator#125×C71C2×C4
Frattini#490C2×D71
FittingC71×#1355C2
socleC2×C71#1404
prime radical#22587632C2
cosocle#490×C71C22
hypercenter#1355D71
hypocenterC71#7523
LCSG ▷ #125×C71 ▷ C42×C71 ▷ C2×C4×C71 ▷ C22×C71 ▷ C2×C71 ▷ C71
UCSC1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ C42 ◁ #490 ◁ #1355

158 conjugacy classes of subgroups; only the 25 normal subgroups are shown.

normal subgroups only

This group has 158 conjugacy classes of subgroups — too many to draw. Only its 25 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) = 1136

Polycyclic presentation:

2^8,71|a^2=d,c^2=g,e^2=gh,f^2=h,b^a=bc,c^a=ce,e^a=ef,f^a=fg,g^a=gh,i^a=i^70,c^b=cg,d^b=deh,e^b=egh,f^b=fg,i^b=i^70,d^c=dfg,e^c=eg,f^c=fh,e^d=egh,f^d=fh

Conjugacy classes & character table

719 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18176, 57409);