Finite Group Databasebeta

C22⋊Dic1973 #44538868

order31568
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊Dic1973

Splittings

SylowC1973 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D1973
commutatorC2×C1973C2×C4
Fitting, prime radicalC23×C1973C2
socle, cosocleC22×C1973C22
hypercenterC23D1973
hypocenterC1973C22⋊C4
LCSG ▷ C2×C1973 ▷ C1973
UCSC1 ◁ C22 ◁ C23

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 15784

Polycyclic presentation:

2^4,1973|a^2=d,b^a=bc,e^a=e^1972

Conjugacy classes & character table

7898 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31568, 18);