Finite Group Databasebeta

((C13⋊C9)⋊D7)⋊D7 #37524482

order22932
automorphism?
homologyAbelianization (H1) = C22×C9 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product((C13⋊C9)⋊D7)⋊D7

Splittings

derived, HallC72×C13 ⋊ C22×C9
HallC72×C13⋊C9 ⋊ C22
Hall(C7⋊D7)⋊D13 ⋊ C9
HallC13⋊C9 ⋊ D72
SylowC72 ⋊ C2×D13⋊C9
SylowC13 ⋊ C9×D72

Subgroups

subgroupG/H
center, Frattini, hypercenterC3((C13⋊C3)⋊D7)⋊D7
commutator, hypocenterC72×C13C22×C9
Fitting, socle, cosocleC3×C72×C13C22×C3
prime radicalC3×(C7⋊D7)⋊D13C3
LCSG ▷ C72×C13
UCSC1 ◁ C3

156 conjugacy classes of subgroups; only the 40 normal subgroups are shown.

normal subgroups only

This group has 156 conjugacy classes of subgroups — too many to draw. Only its 40 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) = 1638

Polycyclic presentation:

2^2,3,7^2,13,3|c^3=g,d^a=d^6,f^a=f^12,d^b=d^6,e^b=e^6,f^c=f^3

Conjugacy classes & character table

381 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(22932, 427);