Finite Group Databasebeta

D5×D855 #30685605

order17100
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD5×D855
unambiguous semidirect product(C5×D5)⋊D171
unambiguous semidirect product(C9×D5)⋊D95
unambiguous semidirect product(D5×C19)⋊D45

Splittings

Fitting, derived, HallC52×C9×C19 ⋊ C22
HallC52×C19 ⋊ C2×D9
HallC52×C9 ⋊ C2×D19
HallC9×C19 ⋊ D52
SylowC52 ⋊ C2×D171
SylowC19 ⋊ D5×D45
SylowC9 ⋊ D5×D95

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC52×C9×C19C22
FrattiniC3D5×D285
socleC3×C52×C19C2×D3
LCSG ▷ C52×C9×C19
UCSC1

144 conjugacy classes of subgroups; only the 40 normal subgroups are shown.

normal subgroups only

This group has 144 conjugacy classes of subgroups — too many to draw. Only its 40 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) = 1710

Conjugacy classes & character table

1716 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17100, 242);