Finite Group Databasebeta

D15×C5⋊(D31⋊C3) #42124807

order27900
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productD15×C5⋊(D31⋊C3)
unambiguous semidirect product(D15×D155)⋊C3

Splittings

Fitting, socle, derivedC3×C52×C31 ⋊ C22×C3
HallC3×C52×C31⋊C3 ⋊ C22
HallC52×C31 ⋊ C2×C3×D3
HallC3×C31⋊C3 ⋊ D52
SylowC31 ⋊ C3×D5×D15
SylowC52 ⋊ D3×D31⋊C3

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C52×C31C22×C3
LCSG ▷ C3×C52×C31
UCSC1

212 conjugacy classes of subgroups; only the 42 normal subgroups are shown.

normal subgroups only

This group has 212 conjugacy classes of subgroups — too many to draw. Only its 42 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Conjugacy classes & character table

333 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(27900, 554);