Finite Group Databasebeta

D15×D20 #11925631

order1200
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

direct productD15×D20

Splittings

FittingC3×C4×C52 ⋊ C22
HallC3×C52 ⋊ C2×D4
SylowC52 ⋊ D3×D4
SylowC3 ⋊ D5×D20

Subgroups

subgroupG/H
center, FrattiniC2C2×D5×D15
commutator, socle, cosocleC2×C3×C52C23
FittingC3×C4×C52C22
hypercenterC4D5×D15
hypocenterC3×C52C2×D4
LCSG ▷ C2×C3×C52 ▷ C3×C52
UCSC1 ◁ C2 ◁ C4

248 conjugacy classes of subgroups; only the 54 normal subgroups are shown.

normal subgroups only

This group has 248 conjugacy classes of subgroups — too many to draw. Only its 54 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degreeμt(G) = 120

Conjugacy classes & character table

117 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72230978, D4×D5×D15, D3×D5×D20, …
maximal normal subgroup of#72230978, D4×D5×D15, D3×D5×D20, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1200, 841);