Finite Group Databasebeta

(C2×D1087)⋊C4 #31775010

order17392
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect product(C2×D1087)⋊C4

Splittings

FittingC2×C4×C1087 ⋊ C2
SylowC1087 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D1087
commutatorC2×C1087C2×C4
FittingC2×C4×C1087C2
socle, cosocleC22×C1087C22
prime radicalC22×D1087C2
hypercenterC2×C4D1087
hypocenterC1087C22⋊C4
LCSG ▷ C2×C1087 ▷ C1087
UCSC1 ◁ C22 ◁ C2×C4

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8696

Polycyclic presentation:

2^4,1087|a^2=d,b^a=bc,e^b=e^1086

Conjugacy classes & character table

4354 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC22⋊C4×D1087, C2×(C2×D1087)⋊C4, #46852145, …
maximal normal subgroup ofC22⋊C4×D1087, C2×(C2×D1087)⋊C4, #46852145, …
maximal quotient ofC1087⋊#95, (C2×D1087)⋊C8, #46852102, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17392, 17);