Finite Group Databasebeta

C22⋊Dic983 #30628453

order15728
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC22⋊Dic983

Splittings

SylowC983 ⋊ C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22C2×D983
commutatorC2×C983C2×C4
Fitting, prime radicalC23×C983C2
socle, cosocleC22×C983C22
hypercenterC23D983
hypocenterC983C22⋊C4
LCSG ▷ C2×C983 ▷ C983
UCSC1 ◁ C22 ◁ C23

34 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7864

Polycyclic presentation:

2^4,983|a^2=d,b^a=bc,e^a=e^982

Conjugacy classes & character table

3938 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#44537877, #44537878, C22⋊C4×D983, …
maximal normal subgroup of#44537877, #44537878, C22⋊C4×D983, …
maximal quotient ofC983⋊#95, C22⋊(C983⋊C8), #44537878, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15728, 18);