Finite Group Databasebeta

D123⋊D15 #20301644

order7380
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD123⋊D15

Splittings

Fitting, socle, derived, HallC32×C5×C41 ⋊ C22
HallC32×C41 ⋊ C2×D5
HallC5×C41 ⋊ D32
HallC32×C5 ⋊ C2×D41
SylowC41 ⋊ D3×D15
SylowC32 ⋊ D5×D41
SylowC5 ⋊ (C3⋊D3)⋊D41

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC32×C5×C41C22
LCSG ▷ C32×C5×C41
UCSC1

88 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,3^2,5,41|d^a=d^2,f^a=f^40,c^b=c^2,d^b=d^2,e^b=e^4

Conjugacy classes & character table

507 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD123⋊D75, (C3⋊(D41⋊C5))⋊D15, C5×D123⋊D15, …
maximal normal subgroup of(C3⋊(D41⋊C5))⋊D15, C5×D123⋊D15
maximal quotient ofD123⋊D75, C5×D123⋊D15, #49147153, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7380, 122);