Finite Group Databasebeta

D15976 #44544122

order31952
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD15976

Splittings

FittingC8×C1997 ⋊ C2
SylowC1997 ⋊ D8

Subgroups

subgroupG/H
centerC2D7988
commutator, cosocleC4×C1997C22
FrattiniC4C2×D1997
FittingC8×C1997C2
socleC2×C1997D4
hypercenterC8D1997
hypocenterC1997D8
LCSG ▷ C4×C1997 ▷ C2×C1997 ▷ C1997
UCSC1 ◁ C2 ◁ C4 ◁ C8

22 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 2005
transitive degreeμt(G) = 15976

A minimal faithful permutation representation — 2 generators on 2005 points:

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Polycyclic presentation:

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

Conjugacy classes & character table

7991 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31952, 26);