Subgroups — D₉₈₉₁ #34089941

Order 19782.

24 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₇×C₉×C₁₅₇	C₂	1	1	yes	maximal, characteristic, complemented, Hall
2	D₃₂₉₇	—	3	1	no	maximal
3	C₃×C₇×C₁₅₇	D₃	1	1	yes	characteristic
4	D₁₄₁₃	—	7	1	no	maximal, Hall
5	D₁₀₉₉	—	9	1	no	Hall
6	C₉×C₁₅₇	D₇	1	1	yes	characteristic, complemented, Hall
7	C₇×C₁₅₇	D₉	1	1	yes	characteristic, complemented, Hall
8	D₄₇₁	—	21	1	no	—
9	C₃×C₁₅₇	D₂₁	1	1	yes	characteristic
10	D₁₅₇	—	63	1	no	Hall
11	C₁₅₇	D₆₃	1	1	yes	characteristic, complemented, Sylow
12	D₆₃	—	157	1	no	maximal, Hall
13	C₇×C₉	D₁₅₇	1	1	yes	characteristic, complemented, Hall
14	D₂₁	—	471	1	no	—
15	C₃×C₇	D₄₇₁	1	1	yes	characteristic
16	D₉	—	1099	1	no	Hall
17	D₇	—	1413	1	no	Hall
18	C₉	D₁₀₉₉	1	1	yes	characteristic, complemented, Sylow
19	C₇	D₁₄₁₃	1	1	yes	characteristic, complemented, Sylow
20	D₃	—	3297	1	no	—
21	C₃	D₃₂₉₇	1	1	yes	characteristic
22	C₂	—	9891	1	no	Sylow

	subgroup	G/H
center, hypercenter	C₁	G
commutator, Fitting, cosocle, hypocenter	C₇×C₉×C₁₅₇	C₂
Frattini	C₃	D₃₂₉₇
socle	C₃×C₇×C₁₅₇	D₃
LCS	G ▷ C₇×C₉×C₁₅₇
UCS	C₁

Splittings G = N ⋊ H with N normal; H ≅ G/N.

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.