Finite Group Databasebeta

C3⋊((C31⋊C3)⋊D7) #16840906

order3906
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC3⋊((C31⋊C3)⋊D7)
unambiguous semidirect product(C31⋊C3)⋊D21

Splittings

Fitting, socle, derivedC3×C7×C31 ⋊ C2×C3
HallC3×C7×C31⋊C3 ⋊ C2
HallC3×C31⋊C3 ⋊ D7
HallC7×C31 ⋊ C3×D3
SylowC31 ⋊ C3×D21
SylowC7 ⋊ C3⋊(D31⋊C3)

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C7×C31C2×C3
LCSG ▷ C3×C7×C31
UCSC1

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 41
transitive degreeμt(G) = 651

Polycyclic presentation:

2,3^2,7,31|c^a=c^2,d^a=d^6,e^a=e^30,e^b=e^5

Conjugacy classes & character table

141 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC3⋊(((C31⋊C3)⋊C5)⋊D7), C5×C3⋊((C31⋊C3)⋊D7), C3⋊(C5⋊((C31⋊C3)⋊D7)), …
maximal normal subgroup ofC3⋊(((C31⋊C3)⋊C5)⋊D7), C5×C3⋊((C31⋊C3)⋊D7), C7×C3⋊((C31⋊C3)⋊D7)
maximal quotient ofC5×C3⋊((C31⋊C3)⋊D7), C3⋊(C5⋊((C31⋊C3)⋊D7)), C3⋊((C31⋊C3)⋊D49), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3906, 56);