Finite Group Databasebeta

#16861518⋊C9 #49146802

order36900
automorphism?
homologyAbelianization (H1) = C4×C9 · Schur multiplier (H2) = C1

Aliases

unambiguous semidirect product#16861518⋊C9

Splittings

derived, HallC52×C41 ⋊ C4×C9
HallC41×C52⋊C9 ⋊ C4
Hall#16861518 ⋊ C9
HallC52⋊C9 ⋊ #4223
SylowC41 ⋊ #1043⋊C9
SylowC52 ⋊ C9×#4223

Subgroups

subgroupG/H
center, Frattini, hypercenterC3#16861518⋊C3
commutator, hypocenterC52×C41C4×C9
Fitting, socleC3×C52×C41C3×C4
prime radical, cosocleC3×C5⋊D205C2×C3
LCSG ▷ C52×C41
UCSC1 ◁ C3

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 65
transitive degreeμt(G) = 1845

A minimal faithful permutation representation — 2 generators on 65 points:

(1,2,4)(3,5,15,9,7,13,8,14,10,6,12,11)(16,23,22,18,17,24,21,20,19)(26,27,28,30)(29,32,33,39)(31,36,37,35)(34,41,42,52)(38,45,46,48)(40,49,50,44)(43,54,55,56)(47,58,59,64)(51,62,63,61)(53,65,60,57);(1,3,9,6,8)(2,5,7,12,14)(4,10,11,13,15)(25,26,29,34,43,56,65,49,36,27,31,38,47,60,52,64,62,45,32,40,51,63,50,39,48,61,58,41,53,59,46,37,30,35,44,57,54,55,42,33,28)

Polycyclic presentation:

2,3,2,5^2,41,3|a^2=c,b^3=g,d^a=d^3,e^a=e^3,f^a=f^9,d^b=de,e^b=d^2e^3,d^c=d^4,e^c=e^4,f^c=f^40

Conjugacy classes & character table

372 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(36900, 203);