Finite Group Databasebeta

C31⋊#338 #14520807

order1984
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productC31⋊#338

Splittings

SylowC31 ⋊ #338

Subgroups

subgroupG/H
centerC4C4×Dic31
commutatorC4×C31C42
FrattiniC22×C4C2×D31
FittingC2×M16×C31C2
socleC2×C31#95
prime radicalC23×C31Q8
cosocleC22×C4×C31C22
hypercenterC2×M16D31
hypocenterC31#338
LCSG ▷ C4×C31 ▷ C31
UCSC1 ◁ C4 ◁ C2×M16

86 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 496

Polycyclic presentation:

2^6,31|a^2=d,b^2=e,c^2=f,d^2=f,e^2=f,b^a=bc,e^a=ef,d^b=df,g^b=g^30

Conjugacy classes & character table

322 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#16843702, #16843703, #16843705, …
maximal normal subgroup of#16843702, #16843703, #16843705, …
maximal quotient of#16843541, #16843542, #16843582, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1984, 307);