Finite Group Databasebeta

D85⋊D77 #39910477

order26180
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD85⋊D77

Splittings

Fitting, socle, derived, HallC5×C7×C11×C17 ⋊ C22
HallC7×C11×C17 ⋊ C2×D5
HallC5×C11×C17 ⋊ C2×D7
HallC5×C7×C17 ⋊ C2×D11
HallC5×C7×C11 ⋊ C2×D17
HallC11×C17 ⋊ D5×D7
HallC7×C17 ⋊ D5×D11
HallC5×C17 ⋊ C2×D77
HallC7×C11 ⋊ D5×D17
HallC5×C11 ⋊ D7×D17
HallC5×C7 ⋊ D11×D17
SylowC17 ⋊ D5×D77
SylowC11 ⋊ D35⋊D17
SylowC7 ⋊ D55⋊D17
SylowC5 ⋊ D17×D77

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC5×C7×C11×C17C22
LCSG ▷ C5×C7×C11×C17
UCSC1

80 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6545

Polycyclic presentation:

2^2,5,7,11,17|d^a=d^6,e^a=e^10,f^a=f^16,c^b=c^4,d^b=d^6,e^b=e^10

Conjugacy classes & character table

1712 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26180, 99);