Dic₉×C₅₉ #14523762

order	2124
isoclinism	isoclinic class of D₉
automorphism	?
homology	Abelianization (H₁) = C₄×C₅₉ · Schur multiplier (H₂) = C₁

Aliases

direct product	Dic₉×C₅₉
unambiguous semidirect product	C₉⋊(C₄×C₅₉)

Splittings

derived, Sylow	C₉ ⋊ C₄×C₅₉
Hall	C₉×C₅₉ ⋊ C₄

Subgroups

	subgroup	G/H
center, hypercenter	C₂×C₅₉	D₉
commutator, hypocenter	C₉	C₄×C₅₉
Frattini	C₂×C₃	D₃×C₅₉
Fitting	C₂×C₉×C₅₉	C₂
socle, prime radical	C₂×C₃×C₅₉	D₃
cosocle	C₂×C₉	C₂×C₅₉
LCS	G ▷ C₉
UCS	C₁ ◁ C₂×C₅₉

18 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degree	μ(G) = 72
transitive degree	μ_t(G) = 2124

A minimal faithful permutation representation — 2 generators on 72 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);(1,3,2,4)(6,13)(7,12)(8,11)(9,10)

Conjugacy classes & character table

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

Relationships

maximal subgroup of	C₇×Dic₉×C₅₉, C₅₉×Dic₆₃, C₁₁×Dic₉×C₅₉, …
maximal normal subgroup of	C₇×Dic₉×C₅₉, C₁₁×Dic₉×C₅₉, C₁₃×Dic₉×C₅₉, …
maximal quotient of	C₇×Dic₉×C₅₉, C₅₉×Dic₆₃, C₁₁×Dic₉×C₅₉, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(2124, 2);

Dic9×C59 #14523762