Finite Group Databasebeta

D9213 #32914150

order18426
automorphism?
homologyAbelianization (H1) = C2 · Schur multiplier (H2) = C1

Aliases

dihedralD9213
unambiguous semidirect productC3⋊D3071
unambiguous semidirect productC37⋊D249
unambiguous semidirect productC83⋊D111

Splittings

Fitting, socle, derived, HallC3×C37×C83 ⋊ C2
HallC37×C83 ⋊ D3
HallC3×C83 ⋊ D37
HallC3×C37 ⋊ D83
SylowC83 ⋊ D111
SylowC37 ⋊ D249
SylowC3 ⋊ D3071

Subgroups

subgroupG/H
center, Frattini, hypercenterC1G
commutator, Fitting, socle, cosocle, hypocenterC3×C37×C83C2
LCSG ▷ C3×C37×C83
UCSC1

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 123
transitive degreeμt(G) = 9213

A minimal faithful permutation representation — 2 generators on 123 points:

(1,2,3)(4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40)(41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,64,65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98,99,100,101,102,103,104,105,106,107,108,109,110,111,112,113,114,115,116,117,118,119,120,121,122,123);(2,3)(5,40)(6,39)(7,38)(8,37)(9,36)(10,35)(11,34)(12,33)(13,32)(14,31)(15,30)(16,29)(17,28)(18,27)(19,26)(20,25)(21,24)(22,23)(42,123)(43,122)(44,121)(45,120)(46,119)(47,118)(48,117)(49,116)(50,115)(51,114)(52,113)(53,112)(54,111)(55,110)(56,109)(57,108)(58,107)(59,106)(60,105)(61,104)(62,103)(63,102)(64,101)(65,100)(66,99)(67,98)(68,97)(69,96)(70,95)(71,94)(72,93)(73,92)(74,91)(75,90)(76,89)(77,88)(78,87)(79,86)(80,85)(81,84)(82,83)

Polycyclic presentation:

2,3,37,83|b^a=b^2,c^a=c^36,d^a=d^82

Conjugacy classes & character table

4608 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD83×D111, D37×D249, D3×D3071, …
maximal normal subgroup ofD83×D111, D37×D249, D3×D3071, …
maximal quotient ofDic9213, C2×D9213, D27639

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18426, 9);