Finite Group Databasebeta

C22⋊Dic1559 #38735591

order24944
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊Dic1559

Splittings

SylowC1559 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D1559
commutatorC2×C1559C2×C4
Fitting, prime radicalC23×C1559C2
socle, cosocleC22×C1559C22
hypercenterC23D1559
hypocenterC1559C22⋊C4
LCSG ▷ C2×C1559 ▷ C1559
UCSC1 ◁ C22 ◁ C23

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 12472

Polycyclic presentation:

2^4,1559|a^2=d,b^a=bc,e^a=e^1558

Conjugacy classes & character table

6242 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(24944, 18);