Finite Group Databasebeta

(C2×#16860614)⋊C4 #44542352

order31904
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C2×#16860614)⋊C4

Splittings

FittingC2×C4×C997 ⋊ C4
SylowC997 ⋊ #95

Subgroups

subgroupG/H
center, FrattiniC22C2×#16860614
commutatorC2×C997C42
FittingC2×C4×C997C4
socleC22×C997C2×C4
prime radical, cosocleC22×D997C22
hypercenterC2×C4#16860614
hypocenterC997#95
LCSG ▷ C2×C997 ▷ C997
UCSC1 ◁ C22 ◁ C2×C4

76 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7976

Polycyclic presentation:

2^5,997|a^2=d,b^2=e,b^a=bc,f^a=f^161,f^d=f^996

Conjugacy classes & character table

2012 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31904, 197);