Finite Group Databasebeta

D39⋊D157 #37587651

order24492
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD39⋊D157
unambiguous semidirect productD471⋊D13
unambiguous semidirect productD2041⋊D3

Splittings

Fitting, socle, derived, HallC3×C13×C157 ⋊ C22
HallC13×C157 ⋊ C2×D3
HallC3×C157 ⋊ C2×D13
SylowC157 ⋊ D3×D13
HallC3×C13 ⋊ C2×D157
SylowC13 ⋊ D3×D157
SylowC3 ⋊ D13×D157

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C13×C157C22
LCSG ▷ C3×C13×C157
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^2,3,13,157|d^a=d^12,e^a=e^156,c^b=c^2,d^b=d^12

Conjugacy classes & character table

1662 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(24492, 102);