Finite Group Databasebeta

D1997⋊C8 #44544144

order31952
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD1997⋊C8

Splittings

derived, SylowC1997 ⋊ C2×C8

Subgroups

subgroupG/H
center, hypercenterC4#22547819
commutator, hypocenterC1997C2×C8
FrattiniC2C2×#22547819
FittingC4×C1997C4
socleC2×C1997C2×C4
prime radicalC2×D1997C4
cosocleDic1997C22
LCSG ▷ C1997
UCSC1 ◁ C4

22 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15976

Polycyclic presentation:

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

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(31952, 48);