Finite Group Databasebeta

#21439406⋊C2 #29504140

order15276
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect product#21439406⋊C2
unambiguous semidirect product#21439410⋊C2
unambiguous semidirect product#21439414⋊C2

Splittings

Fitting, socle, derived, HallC19×C67 ⋊ C22×C3
HallD19×D67 ⋊ C3
Hall#16838389 ⋊ C22
SylowC67 ⋊ C2×D19⋊C3
SylowC19 ⋊ C2×D67⋊C3

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC19×C67C22×C3
LCSG ▷ C19×C67
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1273

Polycyclic presentation:

2^2,3,19,67|e^a=e^66,d^b=d^18,d^c=d^7,e^c=e^29

Conjugacy classes & character table

139 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(15276, 26);