Finite Group Databasebeta

C3⋊((C199⋊C3)⋊D7) #38736986

order25074
automorphism?
homologyAbelianization (H1) = C2×C3 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect productC3⋊((C199⋊C3)⋊D7)
unambiguous semidirect product(C199⋊C3)⋊D21

Splittings

Fitting, socle, derivedC3×C7×C199 ⋊ C2×C3
HallC3×C7×C199⋊C3 ⋊ C2
HallC3×C199⋊C3 ⋊ D7
HallC7×C199 ⋊ C3×D3
SylowC199 ⋊ C3×D21
SylowC7 ⋊ C3⋊(D199⋊C3)

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C7×C199C2×C3
LCSG ▷ C3×C7×C199
UCSC1

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4179

Polycyclic presentation:

2,3^2,7,199|c^a=c^2,d^a=d^6,e^a=e^198,e^b=e^92

Conjugacy classes & character table

729 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(25074, 68);