Finite Group Databasebeta

C4⋊#16860614 #30630134

order15952
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#16860614

Splittings

FittingC4×C997 ⋊ C4
SylowC997 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#16860614
commutator, socleC2×C997C2×C4
FittingC4×C997C4
prime radical, cosocleC2×D997C22
hypercenterC4#16860614
hypocenterC997C4⋊C4
LCSG ▷ C2×C997 ▷ C997
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 3988

Polycyclic presentation:

2^4,997|a^2=d,b^2=c,b^a=bc,e^a=e^161,e^d=e^996

Conjugacy classes & character table

1006 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#44542363, #44542364, #44542369, …
maximal normal subgroup of#44542363, #44542364, #44542369, …
maximal quotient of(C2×#16860614)⋊C4, C4⋊#22547569, #44542368, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15952, 46);