Finite Group Databasebeta

(C2×D1031)⋊C4 #30658145

order16496
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect product(C2×D1031)⋊C4

Splittings

FittingC2×C4×C1031 ⋊ C2
SylowC1031 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D1031
commutatorC2×C1031C2×C4
FittingC2×C4×C1031C2
socle, cosocleC22×C1031C22
prime radicalC22×D1031C2
hypercenterC2×C4D1031
hypocenterC1031C22⋊C4
LCSG ▷ C2×C1031 ▷ C1031
UCSC1 ◁ C22 ◁ C2×C4

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8248

Polycyclic presentation:

2^4,1031|a^2=d,b^a=bc,e^b=e^1030

Conjugacy classes & character table

4130 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC22⋊C4×D1031, C2×(C2×D1031)⋊C4, #45682381, …
maximal normal subgroup ofC22⋊C4×D1031, C2×(C2×D1031)⋊C4, #45682381, …
maximal quotient ofC1031⋊#95, (C2×D1031)⋊C8, #45682338, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16496, 17);