Finite Group Databasebeta

C71⋊#17309 #31963016

order18176
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C24×C42

Aliases

unambiguous semidirect productC71⋊#17309

Splittings

SylowC71 ⋊ #17309

Subgroups

subgroupG/H
center, FrattiniC24C23×D71
commutator, socle, prime radical, cosocleC24×C71C24
FittingC71×#1446C2
hypercenter#1446D71
hypocenterC71#17309
LCSG ▷ C24×C71 ▷ C71
UCSC1 ◁ C24 ◁ #1446

1466 conjugacy classes of subgroups; only the 283 normal subgroups are shown.

normal subgroups only

This group has 1466 conjugacy classes of subgroups — too many to draw. Only its 283 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) = 18176

Polycyclic presentation:

2^8,71|a^2=h,b^2=g,c^2=g,d^2=h,b^a=be,c^a=cf,d^a=dh,c^b=cg,d^b=def,d^c=de,i^d=i^70

Conjugacy classes & character table

1586 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18176, 135132);