Subgroups — C₂²×C₁₉×#495 #18066590

Order 4864.

3518 conjugacy classes of subgroups.

The subgroup lattice has 248 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂³×Q₁₆×C₁₉	C₂	1	1	yes	maximal, characteristic, complemented
2	C₂³×SD₁₆×C₁₉	C₂	1	2	yes	maximal, complemented
3	C₂³×D₈×C₁₉	C₂	1	1	yes	maximal, characteristic
4	C₂²×C₁₉×#124	C₂	1	2	yes	maximal, complemented
5	C₂×C₁₉×#495	C₂	1	24	yes	maximal, direct product factor
6	C₂²×C₄×C₈×C₁₉	C₂	1	1	yes	maximal, characteristic, complemented
7	C₂³×Q₈×C₁₉	C₂²	1	2	yes	—
8	C₂³×D₄×C₁₉	C₂²	1	2	yes	—
9	C₂²×Q₁₆×C₁₉	—	2	8	no	—
10	C₂²×Q₁₆×C₁₉	C₂²	1	12	yes	complemented
11	C₂²×SD₁₆×C₁₉	—	2	16	no	—
12	C₂²×SD₁₆×C₁₉	C₂²	1	24	yes	complemented
13	C₂²×D₈×C₁₉	—	2	8	no	—
14	C₂²×D₈×C₁₉	C₂²	1	12	yes	—
15	C₂³×C₈×C₁₉	C₂²	1	1	yes	characteristic
16	C₂³×C₈×C₁₉	C₂²	1	1	yes	characteristic
17	C₂×C₁₉×#124	—	2	12	no	—
18	C₂×C₁₉×#124	C₂²	1	24	yes	complemented
19	C₂²×C₂²⋊C₄×C₁₉	—	2	4	no	—
20	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
21	C₁₉×#495	C₂²	1	64	yes	direct product factor
22	C₂×C₄×C₈×C₁₉	C₂²	1	12	yes	complemented
23	C₂⁵×C₁₉	—	2	2	no	—
24	C₂²×Q₈×C₁₉	—	2	6	no	—
25	C₂²×Q₈×C₁₉	—	2	8	no	—
26	C₂²×Q₈×C₁₉	—	2	8	no	—
27	C₂²×Q₈×C₁₉	C₂³	1	12	yes	—
28	C₂²×D₄×C₁₉	—	2	8	no	—
29	C₂²×D₄×C₁₉	—	2	8	no	—
30	C₂²×D₄×C₁₉	—	2	6	no	—
31	C₂²×D₄×C₁₉	C₂³	1	12	yes	—
32	C₂³×C₄×C₁₉	—	2	2	no	—
33	C₂³×C₄×C₁₉	D₄	1	2	yes	—
34	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
35	C₂×Q₁₆×C₁₉	—	2	48	no	—
36	C₂×Q₁₆×C₁₉	C₂³	1	16	yes	complemented
37	C₂×SD₁₆×C₁₉	—	2	96	no	—
38	C₂×SD₁₆×C₁₉	C₂³	1	32	yes	complemented
39	C₂×D₈×C₁₉	—	2	48	no	—
40	C₂×D₈×C₁₉	C₂³	1	16	yes	—
41	C₂²×C₈×C₁₉	D₄	1	8	yes	—
42	C₂²×C₈×C₁₉	D₄	1	8	yes	—
43	C₂²×C₈×C₁₉	C₂³	1	6	yes	—
44	C₂²×C₈×C₁₉	C₂³	1	6	yes	—
45	C₁₉×#124	—	2	48	no	—
46	C₁₉×#124	C₂³	1	32	yes	complemented
47	C₂×C₂²⋊C₄×C₁₉	—	2	48	no	—
48	C₂×C₄²×C₁₉	D₄	1	6	yes	—
49	C₂×C₄²×C₁₉	C₂³	1	6	yes	—
50	C₄×C₈×C₁₉	C₂³	1	16	yes	complemented
51	C₂⁴×C₁₉	—	2	12	no	—
52	C₂⁴×C₁₉	—	4	8	no	—
53	C₂⁴×C₁₉	—	4	16	no	—
54	C₂⁴×C₁₉	C₂×D₄	1	1	yes	characteristic
55	C₂×Q₈×C₁₉	—	2	12	no	—
56	C₂×Q₈×C₁₉	—	2	24	no	—
57	C₂×Q₈×C₁₉	—	2	24	no	—
58	C₂×Q₈×C₁₉	—	4	24	no	—
59	C₂×Q₈×C₁₉	C₂⁴	1	8	yes	—
60	C₂×D₄×C₁₉	—	2	24	no	—
61	C₂×D₄×C₁₉	—	2	24	no	—
62	C₂×D₄×C₁₉	—	2	12	no	—
63	C₂×D₄×C₁₉	—	4	24	no	—
64	C₂×D₄×C₁₉	C₂⁴	1	8	yes	—
65	C₂²×C₄×C₁₉	—	2	8	no	—
66	C₂²×C₄×C₁₉	—	2	12	no	—
67	C₂²×C₄×C₁₉	—	4	8	no	—
68	C₂²×C₄×C₁₉	C₂×D₄	1	12	yes	—
69	C₂²×C₄×C₁₉	C₂×D₄	1	3	yes	—
70	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
71	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
72	C₂²×C₄×C₁₉	C₂⁴	1	3	yes	—
73	Q₁₆×C₁₉	—	2	32	no	—
74	SD₁₆×C₁₉	—	2	64	no	—
75	D₈×C₁₉	—	2	32	no	—
76	C₂×C₈×C₁₉	C₂×D₄	1	24	yes	—
77	C₂×C₈×C₁₉	C₂×D₄	1	24	yes	—
78	C₂×C₈×C₁₉	C₂⁴	1	4	yes	—
79	C₂×C₈×C₁₉	C₂⁴	1	4	yes	—
80	C₂²⋊C₄×C₁₉	—	2	64	no	—
81	C₄²×C₁₉	C₂×D₄	1	12	yes	—
82	C₄²×C₁₉	C₂⁴	1	4	yes	—
83	C₂²×#495	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
84	C₂³×C₁₉	—	2	8	no	—
85	C₂³×C₁₉	—	4	24	no	—
86	C₂³×C₁₉	—	4	48	no	—
87	C₂³×C₁₉	—	8	32	no	—
88	C₂³×C₁₉	#127	1	4	yes	—
89	C₂³×C₁₉	#135	1	8	yes	—
90	C₂³×C₁₉	C₂²×D₄	1	3	yes	—
91	Q₈×C₁₉	—	2	8	no	—
92	Q₈×C₁₉	—	2	8	no	—
93	Q₈×C₁₉	—	4	24	no	—
94	D₄×C₁₉	—	2	8	no	—
95	D₄×C₁₉	—	2	8	no	—
96	D₄×C₁₉	—	4	24	no	—
97	C₂×C₄×C₁₉	—	2	24	no	—
98	C₂×C₄×C₁₉	—	2	8	no	—
99	C₂×C₄×C₁₉	—	4	24	no	—
100	C₂×C₄×C₁₉	#127	1	12	yes	—
101	C₂×C₄×C₁₉	C₂²×D₄	1	8	yes	—
102	C₂×C₄×C₁₉	C₂²×D₄	1	3	yes	—
103	C₂×C₄×C₁₉	C₂²×D₄	1	6	yes	—
104	C₂×C₄×C₁₉	C₂²×D₄	1	6	yes	—
105	C₂×C₄×C₁₉	C₂⁵	1	1	yes	characteristic
106	C₈×C₁₉	C₂²×D₄	1	8	yes	—
107	C₈×C₁₉	C₂²×D₄	1	8	yes	—
108	C₂³×Q₁₆	C₂×C₁₉	1	1	yes	characteristic, complemented
109	C₂³×SD₁₆	C₂×C₁₉	1	2	yes	complemented
110	C₂³×D₈	C₂×C₁₉	1	1	yes	characteristic
111	C₂²×#124	C₂×C₁₉	1	2	yes	complemented
112	C₂×#495	C₂×C₁₉	1	24	yes	direct product factor
113	C₂²×C₄×C₈	C₂×C₁₉	1	1	yes	characteristic, complemented
114	C₂²×C₁₉	—	4	8	no	—
115	C₂²×C₁₉	—	4	16	no	—
116	C₂²×C₁₉	—	8	48	no	—
117	C₂²×C₁₉	#495	1	16	yes	direct product factor
118	C₂²×C₁₉	C₂×#127	1	6	yes	—
119	C₂²×C₁₉	C₂×#135	1	12	yes	—
120	C₂²×C₁₉	C₂³×D₄	1	1	yes	characteristic
121	C₄×C₁₉	—	2	8	no	—
122	C₄×C₁₉	—	4	8	no	—
123	C₄×C₁₉	C₂×#127	1	6	yes	—
124	C₄×C₁₉	C₂³×D₄	1	1	yes	characteristic
125	C₄×C₁₉	C₂³×D₄	1	1	yes	characteristic
126	C₂³×Q₈	C₂²×C₁₉	1	2	yes	—
127	C₂³×D₄	C₂²×C₁₉	1	2	yes	—
128	C₂²×Q₁₆	—	2	8	no	—
129	C₂²×Q₁₆	C₂²×C₁₉	1	12	yes	complemented
130	C₂²×SD₁₆	—	2	16	no	—
131	C₂²×SD₁₆	C₂²×C₁₉	1	24	yes	complemented
132	C₂²×D₈	—	2	8	no	—
133	C₂²×D₈	C₂²×C₁₉	1	12	yes	—
134	C₂³×C₈	C₂²×C₁₉	1	1	yes	characteristic
135	C₂³×C₈	C₂²×C₁₉	1	1	yes	characteristic
136	C₂×#124	—	2	12	no	—
137	C₂×#124	C₂²×C₁₉	1	24	yes	complemented
138	C₂²×C₂²⋊C₄	—	2	4	no	—
139	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
140	#495	C₂²×C₁₉	1	64	yes	direct product factor
141	C₂×C₄×C₈	C₂²×C₁₉	1	12	yes	complemented
142	C₂×C₁₉	—	8	8	no	—
143	C₂×C₁₉	C₂×#495	1	12	yes	direct product factor
144	C₂×C₁₉	C₂²×#127	1	1	yes	characteristic
145	C₂×C₁₉	C₂²×#135	1	2	yes	—
146	C₂⁵	—	2	2	no	—
147	C₂²×Q₈	—	2	6	no	—
148	C₂²×Q₈	—	2	8	no	—
149	C₂²×Q₈	—	2	8	no	—
150	C₂²×Q₈	C₂³×C₁₉	1	12	yes	—
151	C₂²×D₄	—	2	8	no	—
152	C₂²×D₄	—	2	8	no	—
153	C₂²×D₄	—	2	6	no	—
154	C₂²×D₄	C₂³×C₁₉	1	12	yes	—
155	C₂³×C₄	—	2	2	no	—
156	C₂³×C₄	D₄×C₁₉	1	2	yes	—
157	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
158	C₂×Q₁₆	—	2	48	no	—
159	C₂×Q₁₆	C₂³×C₁₉	1	16	yes	complemented
160	C₂×SD₁₆	—	2	96	no	—
161	C₂×SD₁₆	C₂³×C₁₉	1	32	yes	complemented
162	C₂×D₈	—	2	48	no	—
163	C₂×D₈	C₂³×C₁₉	1	16	yes	—
164	C₂²×C₈	D₄×C₁₉	1	8	yes	—
165	C₂²×C₈	D₄×C₁₉	1	8	yes	—
166	C₂²×C₈	C₂³×C₁₉	1	6	yes	—
167	C₂²×C₈	C₂³×C₁₉	1	6	yes	—
168	#124	—	2	48	no	—
169	#124	C₂³×C₁₉	1	32	yes	complemented
170	C₂×C₂²⋊C₄	—	2	48	no	—
171	C₂×C₄²	D₄×C₁₉	1	6	yes	—
172	C₂×C₄²	C₂³×C₁₉	1	6	yes	—
173	C₄×C₈	C₂³×C₁₉	1	16	yes	complemented
174	C₁₉	C₂²×#495	1	1	yes	characteristic, direct product factor, Sylow
175	C₂⁴	—	2	12	no	—
176	C₂⁴	—	4	8	no	—
177	C₂⁴	—	4	16	no	—
178	C₂⁴	C₂×D₄×C₁₉	1	1	yes	characteristic
179	C₂×Q₈	—	2	12	no	—
180	C₂×Q₈	—	2	24	no	—
181	C₂×Q₈	—	2	24	no	—
182	C₂×Q₈	—	4	24	no	—
183	C₂×Q₈	C₂⁴×C₁₉	1	8	yes	—
184	C₂×D₄	—	2	24	no	—
185	C₂×D₄	—	2	24	no	—
186	C₂×D₄	—	2	12	no	—
187	C₂×D₄	—	4	24	no	—
188	C₂×D₄	C₂⁴×C₁₉	1	8	yes	—
189	C₂²×C₄	—	2	8	no	—
190	C₂²×C₄	—	2	12	no	—
191	C₂²×C₄	—	4	8	no	—
192	C₂²×C₄	C₂×D₄×C₁₉	1	12	yes	—
193	C₂²×C₄	C₂×D₄×C₁₉	1	3	yes	—
194	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
195	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
196	C₂²×C₄	C₂⁴×C₁₉	1	3	yes	—
197	Q₁₆	—	2	32	no	—
198	SD₁₆	—	2	64	no	—
199	D₈	—	2	32	no	—
200	C₂×C₈	C₂×D₄×C₁₉	1	24	yes	—
201	C₂×C₈	C₂×D₄×C₁₉	1	24	yes	—
202	C₂×C₈	C₂⁴×C₁₉	1	4	yes	—
203	C₂×C₈	C₂⁴×C₁₉	1	4	yes	—
204	C₂²⋊C₄	—	2	64	no	—
205	C₄²	C₂×D₄×C₁₉	1	12	yes	—
206	C₄²	C₂⁴×C₁₉	1	4	yes	—
207	C₂³	—	2	8	no	—
208	C₂³	—	4	24	no	—
209	C₂³	—	4	48	no	—
210	C₂³	—	8	32	no	—
211	C₂³	C₁₉×#127	1	4	yes	—
212	C₂³	C₁₉×#135	1	8	yes	—
213	C₂³	C₂²×D₄×C₁₉	1	3	yes	—
214	Q₈	—	2	8	no	—
215	Q₈	—	2	8	no	—
216	Q₈	—	4	24	no	—
217	D₄	—	2	8	no	—
218	D₄	—	2	8	no	—
219	D₄	—	4	24	no	—
220	C₂×C₄	—	2	24	no	—
221	C₂×C₄	—	2	8	no	—
222	C₂×C₄	—	4	24	no	—
223	C₂×C₄	C₁₉×#127	1	12	yes	—
224	C₂×C₄	C₂²×D₄×C₁₉	1	8	yes	—
225	C₂×C₄	C₂²×D₄×C₁₉	1	3	yes	—
226	C₂×C₄	C₂²×D₄×C₁₉	1	6	yes	—
227	C₂×C₄	C₂²×D₄×C₁₉	1	6	yes	—
228	C₂×C₄	C₂⁵×C₁₉	1	1	yes	characteristic
229	C₈	C₂²×D₄×C₁₉	1	8	yes	—
230	C₈	C₂²×D₄×C₁₉	1	8	yes	—
231	C₂²	—	4	8	no	—
232	C₂²	—	4	16	no	—
233	C₂²	—	8	48	no	—
234	C₂²	C₁₉×#495	1	16	yes	direct product factor
235	C₂²	C₂×C₁₉×#127	1	6	yes	—
236	C₂²	C₂×C₁₉×#135	1	12	yes	—
237	C₂²	C₂³×D₄×C₁₉	1	1	yes	characteristic
238	C₄	—	2	8	no	—
239	C₄	—	4	8	no	—
240	C₄	C₂×C₁₉×#127	1	6	yes	—
241	C₄	C₂³×D₄×C₁₉	1	1	yes	characteristic
242	C₄	C₂³×D₄×C₁₉	1	1	yes	characteristic
243	C₂	—	8	8	no	—
244	C₂	C₂×C₁₉×#495	1	12	yes	direct product factor
245	C₂	C₂²×C₁₉×#127	1	1	yes	characteristic
246	C₂	C₂²×C₁₉×#135	1	2	yes	—

	subgroup	G/H
center, socle	C₂⁴×C₁₉	C₂×D₄
commutator, Frattini, cosocle	C₂×C₄	C₂⁵×C₁₉
prime radical	C₂³×D₈×C₁₉	C₂
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂⁴×C₁₉ ◁ C₂²×C₄²×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
1. C₂³×Q₁₆×C₁₉	C₂	semidirect
2. C₂³×SD₁₆×C₁₉	C₂	semidirect
4. C₂²×C₁₉×#124	C₂	semidirect
5. C₂×C₁₉×#495	C₂	direct (N × H)
6. C₂²×C₄×C₈×C₁₉	C₂	semidirect
10. C₂²×Q₁₆×C₁₉	C₂²	semidirect
12. C₂²×SD₁₆×C₁₉	C₂²	semidirect
18. C₂×C₁₉×#124	C₂²	semidirect
21. C₁₉×#495	C₂²	direct (N × H)
22. C₂×C₄×C₈×C₁₉	C₂²	semidirect
36. C₂×Q₁₆×C₁₉	C₂³	semidirect
38. C₂×SD₁₆×C₁₉	C₂³	semidirect
46. C₁₉×#124	C₂³	semidirect
50. C₄×C₈×C₁₉	C₂³	semidirect
83. C₂²×#495	C₁₉	direct (N × H)
108. C₂³×Q₁₆	C₂×C₁₉	semidirect
109. C₂³×SD₁₆	C₂×C₁₉	semidirect
111. C₂²×#124	C₂×C₁₉	semidirect
112. C₂×#495	C₂×C₁₉	direct (N × H)
113. C₂²×C₄×C₈	C₂×C₁₉	semidirect
117. C₂²×C₁₉	#495	direct (N × H)
129. C₂²×Q₁₆	C₂²×C₁₉	semidirect
131. C₂²×SD₁₆	C₂²×C₁₉	semidirect
137. C₂×#124	C₂²×C₁₉	semidirect
140. #495	C₂²×C₁₉	direct (N × H)
141. C₂×C₄×C₈	C₂²×C₁₉	semidirect
143. C₂×C₁₉	C₂×#495	direct (N × H)
159. C₂×Q₁₆	C₂³×C₁₉	semidirect
161. C₂×SD₁₆	C₂³×C₁₉	semidirect
169. #124	C₂³×C₁₉	semidirect
173. C₄×C₈	C₂³×C₁₉	semidirect
174. C₁₉	C₂²×#495	direct (N × H)
234. C₂²	C₁₉×#495	direct (N × H)
244. C₂	C₂×C₁₉×#495	direct (N × H)

Maximal subgroups

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

subgroup	index
C₂³×Q₁₆×C₁₉	2
C₂³×SD₁₆×C₁₉	2
C₂³×D₈×C₁₉	2
C₂²×C₁₉×#124	2
C₂×C₁₉×#495	2
C₂²×C₄×C₈×C₁₉	2
C₂²×#495	19

Subgroups — C22×C19×#495 #18066590

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂²×C₁₉×#495 #18066590