Finite Group Databasebeta

C22⋊D241 #14515352

order1928
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC22⋊D241

Splittings

FittingC22×C241 ⋊ C2
SylowC241 ⋊ D4

Subgroups

subgroupG/H
center, FrattiniC2C2×D241
commutator, socle, cosocleC2×C241C22
FittingC22×C241C2
hypercenterC22D241
hypocenterC241D4
LCSG ▷ C2×C241 ▷ C241
UCSC1 ◁ C2 ◁ C22

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 245
transitive degreeμt(G) = 964

Polycyclic presentation:

2^3,241|b^a=bc,d^b=d^240

Conjugacy classes & character table

485 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD4×D241, C2×C22⋊D241, #16838769, …
maximal normal subgroup ofD4×D241, C2×C22⋊D241, #16838769, …
maximal quotient of#16838747, C22⋊Dic241, #16838749, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1928, 9);