Finite Group Databasebeta

(C2×D191)⋊C4 #15690264

order3056
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect product(C2×D191)⋊C4

Splittings

FittingC2×C4×C191 ⋊ C2
SylowC191 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D191
commutatorC2×C191C2×C4
FittingC2×C4×C191C2
socle, cosocleC22×C191C22
prime radicalC22×D191C2
hypercenterC2×C4D191
hypocenterC191C22⋊C4
LCSG ▷ C2×C191 ▷ C191
UCSC1 ◁ C22 ◁ C2×C4

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1528

Polycyclic presentation:

2^4,191|a^2=d,b^a=bc,e^b=e^190

Conjugacy classes & character table

770 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3056, 17);