Dic₉×C₁₀₉ #16840977

order	3924
isoclinism	isoclinic class of D₉
automorphism	?
homology	Abelianization (H₁) = C₄×C₁₀₉ · Schur multiplier (H₂) = C₁

Aliases

direct product	Dic₉×C₁₀₉
unambiguous semidirect product	C₉⋊(C₄×C₁₀₉)

Splittings

derived, Sylow	C₉ ⋊ C₄×C₁₀₉
Hall	C₉×C₁₀₉ ⋊ C₄

Subgroups

	subgroup	G/H
center, hypercenter	C₂×C₁₀₉	D₉
commutator, hypocenter	C₉	C₄×C₁₀₉
Frattini	C₂×C₃	D₃×C₁₀₉
Fitting	C₂×C₉×C₁₀₉	C₂
socle, prime radical	C₂×C₃×C₁₀₉	D₃
cosocle	C₂×C₉	C₂×C₁₀₉
LCS	G ▷ C₉
UCS	C₁ ◁ C₂×C₁₀₉

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 122
transitive degree	μ_t(G) = 3924

A minimal faithful permutation representation — 2 generators on 122 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);(1,3,2,4)(6,13)(7,12)(8,11)(9,10)

Conjugacy classes & character table

1308 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of	C₅×Dic₉×C₁₀₉, C₁₀₉×Dic₄₅, C₁₀₉×C₉⋊AGL(1,𝔽₅), …
maximal normal subgroup of	C₅×Dic₉×C₁₀₉, C₇×Dic₉×C₁₀₉
maximal quotient of	C₅×Dic₉×C₁₀₉, C₁₀₉×Dic₄₅, C₁₀₉×C₉⋊AGL(1,𝔽₅), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(3924, 4);

Dic9×C109 #16840977