Subgroups — Q₁₆×Dic₃₁ #14521144

Order 1984.

110 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×Q₁₆×C₃₁	C₂	1	1	yes	maximal, characteristic
2	Q₈×Dic₃₁	C₂	1	2	yes	maximal
3	#11758423	C₂	1	2	yes	maximal
4	#11758406	C₂	1	1	yes	maximal, characteristic
5	C₈×Dic₃₁	C₂	1	1	yes	maximal, characteristic
6	C₂×Q₈×C₃₁	C₂²	1	2	yes	—
7	Q₁₆×C₃₁	C₄	1	4	yes	complemented
8	C₂×C₈×C₃₁	C₂²	1	1	yes	characteristic
9	C₄⋊Dic₃₁	—	2	2	no	—
10	C₄⋊Dic₃₁	C₂²	1	2	yes	—
11	C₄×Dic₃₁	—	2	2	no	—
12	C₄×Dic₃₁	C₂²	1	1	yes	characteristic
13	C₂×C₃₁⋊C₈	C₂²	1	1	yes	characteristic
14	Q₈×C₃₁	—	2	2	no	—
15	Q₈×C₃₁	C₂×C₄	1	4	yes	—
16	C₂×C₄×C₃₁	—	2	2	no	—
17	C₂×C₄×C₃₁	C₂³	1	1	yes	characteristic
18	C₂×Dic₃₁	—	2	2	no	—
19	C₂×Dic₃₁	D₄	1	1	yes	characteristic
20	C₂×Dic₃₁	D₄	1	1	yes	characteristic
21	C₈×C₃₁	C₂×C₄	1	2	yes	—
22	C₃₁⋊C₈	—	2	1	no	—
23	C₂²×C₃₁	C₂×D₄	1	1	yes	characteristic
24	C₄×C₃₁	—	2	4	no	—
25	C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
26	C₄×C₃₁	#41	1	1	yes	characteristic
27	Dic₃₁	—	2	1	no	—
28	Dic₃₁	—	4	2	no	—
29	Dic₃₁	Q₁₆	1	2	yes	direct product factor
30	C₄×Q₁₆	—	31	1	no	maximal, Sylow
31	C₂×C₃₁	C₄×D₄	1	1	yes	characteristic
32	C₂×C₃₁	C₂×Q₁₆	1	1	yes	characteristic
33	C₂×C₃₁	#135	1	1	yes	characteristic
34	C₂×Q₁₆	D₃₁	1	1	yes	characteristic
35	C₄×Q₈	—	31	2	no	—
36	#107	—	31	1	no	—
37	#103	—	31	2	no	—
38	C₄×C₈	—	31	1	no	—
39	C₃₁	C₄×Q₁₆	1	1	yes	characteristic, complemented, Sylow
40	C₂×Q₈	C₂×D₃₁	1	2	yes	—
41	Q₁₆	Dic₃₁	1	4	yes	direct product factor
42	C₂×C₈	—	31	1	no	—
43	C₂×C₈	C₂×D₃₁	1	1	yes	characteristic
44	C₄⋊C₄	—	31	2	no	—
45	C₄⋊C₄	—	62	2	no	—
46	C₄²	—	31	1	no	—
47	C₄²	—	62	2	no	—
48	Q₈	—	2	2	no	—
49	Q₈	C₂×Dic₃₁	1	4	yes	—
50	C₂×C₄	—	2	2	no	—
51	C₂×C₄	—	31	1	no	—
52	C₂×C₄	—	31	1	no	—
53	C₂×C₄	—	62	2	no	—
54	C₂×C₄	C₂²×D₃₁	1	1	yes	characteristic
55	C₈	—	62	1	no	—
56	C₈	C₂×Dic₃₁	1	2	yes	—
57	C₂²	D₄×D₃₁	1	1	yes	characteristic
58	C₄	—	2	4	no	—
59	C₄	—	31	2	no	—
60	C₄	—	62	1	no	—
61	C₄	—	124	2	no	—
62	C₄	#92497	1	1	yes	characteristic
63	C₄	C₂²×Dic₃₁	1	1	yes	characteristic
64	C₂	Q₁₆×D₃₁	1	1	yes	characteristic
65	C₂	#11758496	1	1	yes	characteristic
66	C₂	D₄×Dic₃₁	1	1	yes	characteristic

	subgroup	G/H
center	C₂²	D₄×D₃₁
commutator	C₄×C₃₁	C₂²×C₄
Frattini	C₂×C₄	C₂²×D₃₁
Fitting	C₂×Q₁₆×C₃₁	C₂
socle, prime radical	C₂²×C₃₁	C₂×D₄
cosocle	C₂×C₄×C₃₁	C₂³
hypercenter	C₂×Q₁₆	D₃₁
hypocenter	C₃₁	C₄×Q₁₆
LCS	G ▷ C₄×C₃₁ ▷ C₂×C₃₁ ▷ C₃₁
UCS	C₁ ◁ C₂² ◁ C₂×C₄ ◁ C₂×Q₁₆

Complements

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

N	H ≅ G/N	type
7. Q₁₆×C₃₁	C₄	semidirect
29. Dic₃₁	Q₁₆	direct (N × H)
39. C₃₁	C₄×Q₁₆	semidirect
41. Q₁₆	Dic₃₁	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂×Q₁₆×C₃₁	2
Q₈×Dic₃₁	2
#11758423	2
#11758406	2
C₈×Dic₃₁	2
C₄×Q₁₆	31

Subgroups — Q16×Dic31 #14521144

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — Q₁₆×Dic₃₁ #14521144