Finite Group Databasebeta

C4⋊#21441286 #44529997

order31184
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#21441286

Splittings

FittingC4×C1949 ⋊ C4
SylowC1949 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#21441286
commutator, socleC2×C1949C2×C4
FittingC4×C1949C4
prime radical, cosocleC2×D1949C22
hypercenterC4#21441286
hypocenterC1949C4⋊C4
LCSG ▷ C2×C1949 ▷ C1949
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7796

Polycyclic presentation:

2^4,1949|a^2=d,b^2=c,b^a=bc,e^a=e^589,e^d=e^1948

Conjugacy classes & character table

1958 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31184, 46);