Finite Group Databasebeta

D5×D255 #19099826

order5100
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD5×D255
unambiguous semidirect product(C3×D5)⋊D85
unambiguous semidirect product(C5×D5)⋊D51
unambiguous semidirect product(D5×C17)⋊D15

Splittings

Fitting, socle, derived, HallC3×C52×C17 ⋊ C22
HallC52×C17 ⋊ C2×D3
HallC3×C52 ⋊ C2×D17
HallC3×C17 ⋊ D52
SylowC52 ⋊ C2×D51
SylowC17 ⋊ D5×D15
SylowC3 ⋊ D5×D85

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, hypocenterC3×C52×C17C22
LCSG ▷ C3×C52×C17
UCSC1

96 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

516 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD5×D765, #3874⋊D51, C3×D5×D255, …
maximal normal subgroup ofC3×D5×D255, C7×D5×D255
maximal quotient ofD5×D765, C3×D5×D255, D5×C3⋊D255, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5100, 129);