Finite Group Databasebeta

D161⋊D41 #40995999

order26404
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD161⋊D41
unambiguous semidirect productD287⋊D23
unambiguous semidirect productD943⋊D7

Splittings

Fitting, socle, derived, HallC7×C23×C41 ⋊ C22
HallC23×C41 ⋊ C2×D7
HallC7×C41 ⋊ C2×D23
HallC7×C23 ⋊ C2×D41
SylowC41 ⋊ D7×D23
SylowC23 ⋊ D7×D41
SylowC7 ⋊ D23×D41

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC7×C23×C41C22
LCSG ▷ C7×C23×C41
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6601

Polycyclic presentation:

2^2,7,23,41|d^a=d^22,e^a=e^40,c^b=c^6,d^b=d^22

Conjugacy classes & character table

1705 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26404, 20);