Subgroups — C₁₉×#12023 #18017982

Order 4864.

242 conjugacy classes of subgroups.

The subgroup lattice has 148 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₄×C₁₆×C₁₉	C₂	1	1	yes	maximal, characteristic
2	C₁₉×#1567	C₂	1	2	yes	maximal
3	C₁₉×#1372	C₂	1	4	yes	maximal, complemented
4	C₂²×C₁₆×C₁₉	C₄	1	2	yes	—
5	C₁₉×#423	—	2	2	no	—
6	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
7	C₄×C₁₆×C₁₉	C₄	1	1	yes	characteristic
8	C₄×C₁₆×C₁₉	C₄	1	1	yes	characteristic
9	C₄×C₁₆×C₁₉	C₂²	1	2	yes	—
10	C₁₉×#335	—	2	2	no	—
11	C₁₉×#335	C₂²	1	4	yes	—
12	C₂×M₁₆×C₁₉	—	4	2	no	—
13	C₂²×C₈×C₁₉	C₂×C₄	1	1	yes	characteristic
14	C₂²×C₈×C₁₉	Q₈	1	1	yes	characteristic
15	C₂×C₄²×C₁₉	D₄	1	1	yes	characteristic
16	C₂×C₁₆×C₁₉	—	2	4	no	—
17	C₂×C₁₆×C₁₉	C₂×C₄	1	2	yes	—
18	C₂×C₁₆×C₁₉	C₂×C₄	1	2	yes	—
19	C₁₉×C₄⋊C₈	—	2	4	no	—
20	C₁₉×C₄⋊C₈	—	4	2	no	—
21	C₄×C₈×C₁₉	C₂×C₄	1	1	yes	characteristic
22	C₄×C₈×C₁₉	D₄	1	1	yes	characteristic
23	C₄×C₈×C₁₉	Q₈	1	1	yes	characteristic
24	C₄×C₈×C₁₉	C₂³	1	1	yes	characteristic
25	C₂²×C₄×C₁₉	C₄⋊C₄	1	1	yes	characteristic
26	C₂²×C₄×C₁₉	D₈	1	1	yes	characteristic
27	C₂²×C₄×C₁₉	Q₁₆	1	1	yes	characteristic
28	M₁₆×C₁₉	—	8	4	no	—
29	C₂×C₈×C₁₉	—	2	2	no	—
30	C₂×C₈×C₁₉	—	2	2	no	—
31	C₂×C₈×C₁₉	—	4	4	no	—
32	C₂×C₈×C₁₉	C₄⋊C₄	1	1	yes	characteristic
33	C₂×C₈×C₁₉	C₄⋊C₄	1	1	yes	characteristic
34	C₂×C₈×C₁₉	C₂²×C₄	1	1	yes	characteristic
35	C₂×C₈×C₁₉	C₂×Q₈	1	1	yes	characteristic
36	C₄²×C₁₉	C₄⋊C₄	1	1	yes	characteristic
37	C₄²×C₁₉	D₈	1	1	yes	characteristic
38	C₄²×C₁₉	Q₁₆	1	1	yes	characteristic
39	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
40	C₁₆×C₁₉	—	2	2	no	—
41	C₁₆×C₁₉	M₁₆	1	4	yes	complemented
42	#12023	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
43	C₂³×C₁₉	#107	1	1	yes	characteristic
44	C₂×C₄×C₁₉	—	2	2	no	—
45	C₂×C₄×C₁₉	—	2	1	no	—
46	C₂×C₄×C₁₉	—	2	1	no	—
47	C₂×C₄×C₁₉	#107	1	1	yes	characteristic
48	C₂×C₄×C₁₉	#107	1	1	yes	characteristic
49	C₂×C₄×C₁₉	#107	1	1	yes	characteristic
50	C₂×C₄×C₁₉	SD₃₂	1	4	yes	—
51	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	1	yes	characteristic
52	C₂×C₄×C₁₉	C₂×D₈	1	1	yes	characteristic
53	C₂×C₄×C₁₉	C₂×Q₁₆	1	1	yes	characteristic
54	C₈×C₁₉	—	2	1	no	—
55	C₈×C₁₉	—	2	1	no	—
56	C₈×C₁₉	—	8	4	no	—
57	C₈×C₁₉	#108	1	2	yes	—
58	C₈×C₁₉	C₂×M₁₆	1	2	yes	—
59	C₂×C₄×C₁₆	C₂×C₁₉	1	1	yes	characteristic
60	#1567	C₂×C₁₉	1	2	yes	—
61	#1372	C₂×C₁₉	1	4	yes	complemented
62	C₂²×C₁₉	—	2	1	no	—
63	C₂²×C₁₉	—	2	1	no	—
64	C₂²×C₁₉	#367	1	2	yes	—
65	C₂²×C₁₉	C₂×#107	1	1	yes	characteristic
66	C₄×C₁₉	—	2	1	no	—
67	C₄×C₁₉	—	2	1	no	—
68	C₄×C₁₉	#367	1	2	yes	—
69	C₄×C₁₉	#368	1	2	yes	—
70	C₄×C₁₉	#423	1	1	yes	characteristic
71	C₄×C₁₉	C₂×#108	1	1	yes	characteristic
72	C₄×C₁₉	C₂×SD₃₂	1	2	yes	—
73	C₂²×C₁₆	C₄×C₁₉	1	2	yes	—
74	#423	—	2	2	no	—
75	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
76	C₄×C₁₆	C₄×C₁₉	1	1	yes	characteristic
77	C₄×C₁₆	C₄×C₁₉	1	1	yes	characteristic
78	C₄×C₁₆	C₂²×C₁₉	1	2	yes	—
79	#335	—	2	2	no	—
80	#335	C₂²×C₁₉	1	4	yes	—
81	C₂×C₁₉	—	2	2	no	—
82	C₂×C₁₉	#1567	1	1	yes	characteristic
83	C₂×C₁₉	C₂×#367	1	1	yes	characteristic
84	C₂×C₁₉	C₂×#368	1	1	yes	characteristic
85	C₂×M₁₆	—	4	2	no	—
86	C₂²×C₈	C₂×C₄×C₁₉	1	1	yes	characteristic
87	C₂²×C₈	Q₈×C₁₉	1	1	yes	characteristic
88	C₂×C₄²	D₄×C₁₉	1	1	yes	characteristic
89	C₂×C₁₆	—	2	4	no	—
90	C₂×C₁₆	C₂×C₄×C₁₉	1	2	yes	—
91	C₂×C₁₆	C₂×C₄×C₁₉	1	2	yes	—
92	C₄⋊C₈	—	2	4	no	—
93	C₄⋊C₈	—	4	2	no	—
94	C₄×C₈	C₂×C₄×C₁₉	1	1	yes	characteristic
95	C₄×C₈	D₄×C₁₉	1	1	yes	characteristic
96	C₄×C₈	Q₈×C₁₉	1	1	yes	characteristic
97	C₄×C₈	C₂³×C₁₉	1	1	yes	characteristic
98	C₁₉	#12023	1	1	yes	characteristic, direct product factor, Sylow
99	C₂²×C₄	C₄⋊C₄×C₁₉	1	1	yes	characteristic
100	C₂²×C₄	D₈×C₁₉	1	1	yes	characteristic
101	C₂²×C₄	Q₁₆×C₁₉	1	1	yes	characteristic
102	M₁₆	—	8	4	no	—
103	C₂×C₈	—	2	2	no	—
104	C₂×C₈	—	2	2	no	—
105	C₂×C₈	—	4	4	no	—
106	C₂×C₈	C₄⋊C₄×C₁₉	1	1	yes	characteristic
107	C₂×C₈	C₄⋊C₄×C₁₉	1	1	yes	characteristic
108	C₂×C₈	C₂²×C₄×C₁₉	1	1	yes	characteristic
109	C₂×C₈	C₂×Q₈×C₁₉	1	1	yes	characteristic
110	C₄²	C₄⋊C₄×C₁₉	1	1	yes	characteristic
111	C₄²	D₈×C₁₉	1	1	yes	characteristic
112	C₄²	Q₁₆×C₁₉	1	1	yes	characteristic
113	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
114	C₁₆	—	2	2	no	—
115	C₁₆	M₁₆×C₁₉	1	4	yes	complemented
116	C₂³	C₁₉×#107	1	1	yes	characteristic
117	C₂×C₄	—	2	2	no	—
118	C₂×C₄	—	2	1	no	—
119	C₂×C₄	—	2	1	no	—
120	C₂×C₄	C₁₉×#107	1	1	yes	characteristic
121	C₂×C₄	C₁₉×#107	1	1	yes	characteristic
122	C₂×C₄	C₁₉×#107	1	1	yes	characteristic
123	C₂×C₄	C₁₉×SD₃₂	1	4	yes	—
124	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	1	yes	characteristic
125	C₂×C₄	C₂×D₈×C₁₉	1	1	yes	characteristic
126	C₂×C₄	C₂×Q₁₆×C₁₉	1	1	yes	characteristic
127	C₈	—	2	1	no	—
128	C₈	—	2	1	no	—
129	C₈	—	8	4	no	—
130	C₈	C₁₉×#108	1	2	yes	—
131	C₈	C₂×M₁₆×C₁₉	1	2	yes	—
132	C₂²	—	2	1	no	—
133	C₂²	—	2	1	no	—
134	C₂²	C₁₉×#367	1	2	yes	—
135	C₂²	C₂×C₁₉×#107	1	1	yes	characteristic
136	C₄	—	2	1	no	—
137	C₄	—	2	1	no	—
138	C₄	C₁₉×#367	1	2	yes	—
139	C₄	C₁₉×#368	1	2	yes	—
140	C₄	C₁₉×#423	1	1	yes	characteristic
141	C₄	C₂×C₁₉×#108	1	1	yes	characteristic
142	C₄	C₂×C₁₉×SD₃₂	1	2	yes	—
143	C₂	—	2	2	no	—
144	C₂	C₁₉×#1567	1	1	yes	characteristic
145	C₂	C₂×C₁₉×#367	1	1	yes	characteristic
146	C₂	C₂×C₁₉×#368	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₄×C₁₉	C₂×D₈
commutator	C₂×C₈	C₂²×C₄×C₁₉
Frattini, cosocle	C₄×C₈	C₂³×C₁₉
socle	C₂²×C₁₉	C₂×#107
prime radical	C₂³×C₁₉	#107
LCS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₄×C₁₉ ◁ C₂×C₄²×C₁₉ ◁ C₂×C₄×C₈×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
3. C₁₉×#1372	C₂	semidirect
41. C₁₆×C₁₉	M₁₆	semidirect
42. #12023	C₁₉	direct (N × H)
61. #1372	C₂×C₁₉	semidirect
98. C₁₉	#12023	direct (N × H)
115. C₁₆	M₁₆×C₁₉	semidirect

Maximal subgroups

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

subgroup	index
C₂×C₄×C₁₆×C₁₉	2
C₁₉×#1567	2
C₁₉×#1372	2
#12023	19

Subgroups — C19×#12023 #18017982

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#12023 #18017982