Finite Group Databasebeta

C4⋊#22547819 #44544142

order31952
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productC4⋊#22547819

Splittings

FittingC4×C1997 ⋊ C4
SylowC1997 ⋊ C4⋊C4

Subgroups

subgroupG/H
center, FrattiniC2C2×#22547819
commutator, socleC2×C1997C2×C4
FittingC4×C1997C4
prime radical, cosocleC2×D1997C22
hypercenterC4#22547819
hypocenterC1997C4⋊C4
LCSG ▷ C2×C1997 ▷ C1997
UCSC1 ◁ C2 ◁ C4

26 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7988

Polycyclic presentation:

2^4,1997|a^2=d,b^2=c,b^a=bc,e^a=e^1585,e^d=e^1996

Conjugacy classes & character table

2006 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31952, 46);