Finite Group Databasebeta

C4⋊#14523266 #22550867

order8144
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#14523266

Splittings

FittingC4×C509 ⋊ C4
SylowC509 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#14523266
commutator, socleC2×C509C2×C4
FittingC4×C509C4
hypercenterC4#14523266
hypocenterC509C4⋊C4
LCSG ▷ C2×C509 ▷ C509
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^4,509|a^2=d,b^2=c,b^a=bc,e^a=e^301,e^d=e^508

Conjugacy classes & character table

518 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#30654277, #30654278, #30654283, …
maximal normal subgroup of#30654277, #30654278, #30654283, …
maximal quotient of(C2×#14523266)⋊C4, C4⋊#16861332, #30654282, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8144, 46);