Finite Group Databasebeta

D13⋊M128 #16791498

order3328
automorphism?
homologyAbelianization (H1) = C22×C32 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD13⋊M128

Splittings

SylowC13 ⋊ C2×M128

Subgroups

subgroupG/H
centerC32C2×#261
commutator, socleC2×C13C22×C32
FrattiniC16C22×#261
FittingC2×C13×C32C4
prime radicalC22×D13C32
cosocle#88034C23
hypercenterC2×C32#261
hypocenterC13C2×M128
LCSG ▷ C2×C13 ▷ C13
UCSC1 ◁ C32 ◁ C2×C32

134 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 134 conjugacy classes of subgroups — too many to draw. Only its 78 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) = 832

Polycyclic presentation:

2^8,13|a^2=d,d^2=e,e^2=f,f^2=g,g^2=h,b^a=bh,i^a=i^8,i^c=i^12,i^d=i^12

Conjugacy classes & character table

352 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3328, 1098147);