Finite Group Databasebeta

D155⋊D43 #40998635

order26660
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD155⋊D43
unambiguous semidirect productD215⋊D31
unambiguous semidirect productD1333⋊D5

Splittings

Fitting, socle, derived, HallC5×C31×C43 ⋊ C22
HallC31×C43 ⋊ C2×D5
HallC5×C43 ⋊ C2×D31
HallC5×C31 ⋊ C2×D43
SylowC43 ⋊ D5×D31
SylowC31 ⋊ D5×D43
SylowC5 ⋊ D31×D43

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC5×C31×C43C22
LCSG ▷ C5×C31×C43
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6665

Polycyclic presentation:

2^2,5,31,43|d^a=d^30,e^a=e^42,c^b=c^4,d^b=d^30

Conjugacy classes & character table

1727 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26660, 29);