Finite Group Databasebeta

D109⋊M16 #16812784

order3488
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD109⋊M16

Splittings

SylowC109 ⋊ C2×M16

Subgroups

subgroupG/H
centerC4C2×#89137
commutator, socleC2×C109C22×C4
FrattiniC2C22×#89137
FittingC2×C4×C109C4
prime radicalC22×D109C4
cosocleDic109C23
hypercenterC2×C4#89137
hypocenterC109C2×M16
LCSG ▷ C2×C109 ▷ C109
UCSC1 ◁ C4 ◁ C2×C4

68 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 872

Polycyclic presentation:

2^5,109|a^2=d,d^2=e,b^a=be,f^a=f^33,f^c=f^108,f^d=f^108

Conjugacy classes & character table

236 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3488, 231);