Finite Group Databasebeta

D51⋊D149 #44477284

order30396
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

unambiguous semidirect productD51⋊D149
unambiguous semidirect productD447⋊D17
unambiguous semidirect productD2533⋊D3

Splittings

Fitting, socle, derived, HallC3×C17×C149 ⋊ C22
HallC17×C149 ⋊ C2×D3
HallC3×C149 ⋊ C2×D17
SylowC149 ⋊ D3×D17
HallC3×C17 ⋊ C2×D149
SylowC17 ⋊ D3×D149
SylowC3 ⋊ D17×D149

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C17×C149C22
LCSG ▷ C3×C17×C149
UCSC1

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7599

Polycyclic presentation:

2^2,3,17,149|d^a=d^16,e^a=e^148,c^b=c^2,d^b=d^16

Conjugacy classes & character table

2028 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(30396, 28);