Subgroups — C₁₉×#21144 #18027103

Order 4864.

982 conjugacy classes of subgroups.

The subgroup lattice has 274 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₁₉×#424	C₂	1	2	yes	maximal
2	C₂×C₁₉×#423	C₂	1	1	yes	maximal, characteristic
3	C₂²×C₁₉×#97	C₂	1	1	yes	maximal, characteristic
4	C₁₉×#2285	C₂	1	1	yes	maximal, characteristic
5	C₁₉×#1940	C₂	1	8	yes	maximal, complemented
6	C₁₉×#1729	C₂	1	2	yes	maximal
7	C₂²×M₁₆×C₁₉	C₂²	1	2	yes	—
8	C₂³×C₈×C₁₉	C₂²	1	1	yes	characteristic
9	C₂³×C₈×C₁₉	C₂²	1	1	yes	characteristic
10	C₂×C₁₉×#117	C₂²	1	2	yes	—
11	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
12	C₁₉×#424	—	2	8	no	—
13	C₁₉×#423	—	2	4	no	—
14	C₂×C₁₉×C₄⋊C₈	C₂²	1	4	yes	—
15	C₂×C₁₉×C₄⋊C₈	C₂²	1	8	yes	—
16	C₂×C₁₉×#97	—	2	4	no	—
17	C₂×C₁₉×#97	C₂²	1	4	yes	—
18	C₁₉×#384	C₄	1	2	yes	—
19	C₁₉×#382	C₄	1	2	yes	—
20	C₁₉×#380	C₄	1	4	yes	—
21	C₄×C₄⋊C₄×C₁₉	C₂²	1	4	yes	—
22	C₁₉×#336	C₂²	1	8	yes	—
23	C₂³×C₄×C₁₉	C₂×C₄	1	2	yes	—
24	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
25	C₂×M₁₆×C₁₉	—	2	4	no	—
26	C₂×M₁₆×C₁₉	—	2	4	no	—
27	C₂×M₁₆×C₁₉	—	2	4	no	—
28	C₂²×C₈×C₁₉	—	2	2	no	—
29	C₂²×C₈×C₁₉	—	2	2	no	—
30	C₂²×C₈×C₁₉	—	2	2	no	—
31	C₂²×C₈×C₁₉	—	2	2	no	—
32	C₂²×C₈×C₁₉	D₄	1	4	yes	—
33	C₂²×C₈×C₁₉	Q₈	1	4	yes	—
34	C₂²×C₈×C₁₉	C₂³	1	4	yes	—
35	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
36	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
37	C₁₉×#117	—	2	4	no	—
38	C₁₉×#117	—	2	4	no	—
39	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	4	yes	—
40	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	8	yes	—
41	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	4	yes	—
42	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
43	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
44	C₂×C₄²×C₁₉	D₄	1	4	yes	—
45	C₂×C₄²×C₁₉	Q₈	1	4	yes	—
46	C₂×C₄²×C₁₉	C₂³	1	4	yes	—
47	C₂×C₄²×C₁₉	C₂³	1	2	yes	—
48	C₁₉×C₄⋊C₈	—	2	16	no	—
49	C₁₉×C₄⋊C₈	—	2	8	no	—
50	C₁₉×#97	—	2	8	no	—
51	C₁₉×#95	C₂×C₄	1	8	yes	—
52	C₂⁴×C₁₉	C₂²×C₄	1	1	yes	characteristic
53	C₂²×C₄×C₁₉	—	4	4	no	—
54	C₂²×C₄×C₁₉	C₄⋊C₄	1	8	yes	—
55	C₂²×C₄×C₁₉	C₂²×C₄	1	8	yes	—
56	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
57	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
58	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
59	C₂²×C₄×C₁₉	C₂×D₄	1	2	yes	—
60	C₂²×C₄×C₁₉	C₂×D₄	1	2	yes	—
61	C₂²×C₄×C₁₉	C₂×Q₈	1	2	yes	—
62	C₂²×C₄×C₁₉	C₂×Q₈	1	2	yes	—
63	C₂²×C₄×C₁₉	#41	1	2	yes	—
64	C₂²×C₄×C₁₉	#41	1	2	yes	—
65	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
66	M₁₆×C₁₉	—	4	8	no	—
67	C₂×C₈×C₁₉	—	2	8	no	—
68	C₂×C₈×C₁₉	—	2	8	no	—
69	C₂×C₈×C₁₉	—	2	2	no	—
70	C₂×C₈×C₁₉	—	2	2	no	—
71	C₂×C₈×C₁₉	—	2	2	no	—
72	C₂×C₈×C₁₉	—	2	2	no	—
73	C₂×C₈×C₁₉	—	2	4	no	—
74	C₂×C₈×C₁₉	—	2	4	no	—
75	C₂×C₈×C₁₉	—	2	4	no	—
76	C₂×C₈×C₁₉	C₂×D₄	1	4	yes	—
77	C₂×C₈×C₁₉	C₂×Q₈	1	4	yes	—
78	C₄⋊C₄×C₁₉	—	2	8	no	—
79	C₄⋊C₄×C₁₉	—	4	8	no	—
80	C₂²⋊C₄×C₁₉	—	2	8	no	—
81	C₄²×C₁₉	—	2	4	no	—
82	C₄²×C₁₉	—	2	4	no	—
83	C₄²×C₁₉	C₄⋊C₄	1	4	yes	—
84	C₄²×C₁₉	C₄⋊C₄	1	4	yes	—
85	C₄²×C₁₉	C₂×D₄	1	4	yes	—
86	C₄²×C₁₉	C₂×Q₈	1	4	yes	—
87	#21144	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
88	C₂³×C₁₉	—	2	4	no	—
89	C₂³×C₁₉	C₂×C₄⋊C₄	1	2	yes	—
90	C₂³×C₁₉	C₄×D₄	1	2	yes	—
91	C₂³×C₁₉	C₄×Q₈	1	2	yes	—
92	C₂³×C₁₉	C₂³×C₄	1	1	yes	characteristic
93	C₂×C₄×C₁₉	—	2	4	no	—
94	C₂×C₄×C₁₉	—	2	4	no	—
95	C₂×C₄×C₁₉	—	2	8	no	—
96	C₂×C₄×C₁₉	—	2	16	no	—
97	C₂×C₄×C₁₉	—	4	8	no	—
98	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	4	yes	—
99	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	4	yes	—
100	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	2	yes	—
101	C₂×C₄×C₁₉	C₄×D₄	1	2	yes	—
102	C₂×C₄×C₁₉	C₄×Q₈	1	2	yes	—
103	C₂×C₄×C₁₉	#121	1	4	yes	—
104	C₂×C₄×C₁₉	C₂²⋊Q₈	1	4	yes	—
105	C₂×C₄×C₁₉	#125	1	4	yes	—
106	C₂×C₄×C₁₉	C₄⋊Q₈	1	4	yes	—
107	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
108	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
109	C₂×C₄×C₁₉	C₂²×Q₈	1	1	yes	characteristic
110	C₂×C₄×C₁₉	C₂²×Q₈	1	1	yes	characteristic
111	C₂×C₄×C₁₉	C₂×#41	1	1	yes	characteristic
112	C₂×C₄×C₁₉	C₂×#41	1	1	yes	characteristic
113	C₈×C₁₉	—	2	4	no	—
114	C₈×C₁₉	—	2	4	no	—
115	C₈×C₁₉	—	4	4	no	—
116	C₂×#424	C₂×C₁₉	1	2	yes	—
117	C₂×#423	C₂×C₁₉	1	1	yes	characteristic
118	C₂²×#97	C₂×C₁₉	1	1	yes	characteristic
119	#2285	C₂×C₁₉	1	1	yes	characteristic
120	#1940	C₂×C₁₉	1	8	yes	complemented
121	#1729	C₂×C₁₉	1	2	yes	—
122	C₂²×C₁₉	—	2	4	no	—
123	C₂²×C₁₉	—	2	4	no	—
124	C₂²×C₁₉	—	2	4	no	—
125	C₂²×C₁₉	#389	1	4	yes	—
126	C₂²×C₁₉	C₂²×C₄⋊C₄	1	1	yes	characteristic
127	C₂²×C₁₉	C₂×C₄×D₄	1	1	yes	characteristic
128	C₂²×C₁₉	C₂×C₄×Q₈	1	1	yes	characteristic
129	C₂²×C₁₉	#568	1	4	yes	—
130	C₄×C₁₉	—	2	4	no	—
131	C₄×C₁₉	—	2	4	no	—
132	C₄×C₁₉	—	4	8	no	—
133	C₄×C₁₉	#389	1	4	yes	—
134	C₄×C₁₉	C₂×#121	1	1	yes	characteristic
135	C₄×C₁₉	C₂×C₂²⋊Q₈	1	1	yes	characteristic
136	C₄×C₁₉	C₂×#125	1	1	yes	characteristic
137	C₄×C₁₉	C₂×C₄⋊Q₈	1	1	yes	characteristic
138	C₂²×M₁₆	C₂²×C₁₉	1	2	yes	—
139	C₂³×C₈	C₂²×C₁₉	1	1	yes	characteristic
140	C₂³×C₈	C₂²×C₁₉	1	1	yes	characteristic
141	C₂×#117	C₂²×C₁₉	1	2	yes	—
142	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
143	#424	—	2	8	no	—
144	#423	—	2	4	no	—
145	C₂×C₄⋊C₈	C₂²×C₁₉	1	4	yes	—
146	C₂×C₄⋊C₈	C₂²×C₁₉	1	8	yes	—
147	C₂×#97	—	2	4	no	—
148	C₂×#97	C₂²×C₁₉	1	4	yes	—
149	#384	C₄×C₁₉	1	2	yes	—
150	#382	C₄×C₁₉	1	2	yes	—
151	#380	C₄×C₁₉	1	4	yes	—
152	C₄×C₄⋊C₄	C₂²×C₁₉	1	4	yes	—
153	#336	C₂²×C₁₉	1	8	yes	—
154	C₂×C₁₉	—	2	4	no	—
155	C₂×C₁₉	C₂×#389	1	1	yes	characteristic
156	C₂×C₁₉	#2905	1	2	yes	—
157	C₂×C₁₉	#2932	1	2	yes	—
158	C₂×C₁₉	#2961	1	2	yes	—
159	C₂³×C₄	C₂×C₄×C₁₉	1	2	yes	—
160	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
161	C₂×M₁₆	—	2	4	no	—
162	C₂×M₁₆	—	2	4	no	—
163	C₂×M₁₆	—	2	4	no	—
164	C₂²×C₈	—	2	2	no	—
165	C₂²×C₈	—	2	2	no	—
166	C₂²×C₈	—	2	2	no	—
167	C₂²×C₈	—	2	2	no	—
168	C₂²×C₈	D₄×C₁₉	1	4	yes	—
169	C₂²×C₈	Q₈×C₁₉	1	4	yes	—
170	C₂²×C₈	C₂³×C₁₉	1	4	yes	—
171	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
172	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
173	#117	—	2	4	no	—
174	#117	—	2	4	no	—
175	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	4	yes	—
176	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	8	yes	—
177	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	4	yes	—
178	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
179	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
180	C₂×C₄²	D₄×C₁₉	1	4	yes	—
181	C₂×C₄²	Q₈×C₁₉	1	4	yes	—
182	C₂×C₄²	C₂³×C₁₉	1	4	yes	—
183	C₂×C₄²	C₂³×C₁₉	1	2	yes	—
184	C₄⋊C₈	—	2	16	no	—
185	C₄⋊C₈	—	2	8	no	—
186	#97	—	2	8	no	—
187	#95	C₂×C₄×C₁₉	1	8	yes	—
188	C₁₉	#21144	1	1	yes	characteristic, direct product factor, Sylow
189	C₂⁴	C₂²×C₄×C₁₉	1	1	yes	characteristic
190	C₂²×C₄	—	4	4	no	—
191	C₂²×C₄	C₄⋊C₄×C₁₉	1	8	yes	—
192	C₂²×C₄	C₂²×C₄×C₁₉	1	8	yes	—
193	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
194	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
195	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
196	C₂²×C₄	C₂×D₄×C₁₉	1	2	yes	—
197	C₂²×C₄	C₂×D₄×C₁₉	1	2	yes	—
198	C₂²×C₄	C₂×Q₈×C₁₉	1	2	yes	—
199	C₂²×C₄	C₂×Q₈×C₁₉	1	2	yes	—
200	C₂²×C₄	#41×C₁₉	1	2	yes	—
201	C₂²×C₄	#41×C₁₉	1	2	yes	—
202	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
203	M₁₆	—	4	8	no	—
204	C₂×C₈	—	2	8	no	—
205	C₂×C₈	—	2	8	no	—
206	C₂×C₈	—	2	2	no	—
207	C₂×C₈	—	2	2	no	—
208	C₂×C₈	—	2	2	no	—
209	C₂×C₈	—	2	2	no	—
210	C₂×C₈	—	2	4	no	—
211	C₂×C₈	—	2	4	no	—
212	C₂×C₈	—	2	4	no	—
213	C₂×C₈	C₂×D₄×C₁₉	1	4	yes	—
214	C₂×C₈	C₂×Q₈×C₁₉	1	4	yes	—
215	C₄⋊C₄	—	2	8	no	—
216	C₄⋊C₄	—	4	8	no	—
217	C₂²⋊C₄	—	2	8	no	—
218	C₄²	—	2	4	no	—
219	C₄²	—	2	4	no	—
220	C₄²	C₄⋊C₄×C₁₉	1	4	yes	—
221	C₄²	C₄⋊C₄×C₁₉	1	4	yes	—
222	C₄²	C₂×D₄×C₁₉	1	4	yes	—
223	C₄²	C₂×Q₈×C₁₉	1	4	yes	—
224	C₂³	—	2	4	no	—
225	C₂³	C₂×C₄⋊C₄×C₁₉	1	2	yes	—
226	C₂³	C₄×D₄×C₁₉	1	2	yes	—
227	C₂³	C₄×Q₈×C₁₉	1	2	yes	—
228	C₂³	C₂³×C₄×C₁₉	1	1	yes	characteristic
229	C₂×C₄	—	2	4	no	—
230	C₂×C₄	—	2	4	no	—
231	C₂×C₄	—	2	8	no	—
232	C₂×C₄	—	2	16	no	—
233	C₂×C₄	—	4	8	no	—
234	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	4	yes	—
235	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	4	yes	—
236	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	2	yes	—
237	C₂×C₄	C₄×D₄×C₁₉	1	2	yes	—
238	C₂×C₄	C₄×Q₈×C₁₉	1	2	yes	—
239	C₂×C₄	C₁₉×#121	1	4	yes	—
240	C₂×C₄	C₁₉×C₂²⋊Q₈	1	4	yes	—
241	C₂×C₄	C₁₉×#125	1	4	yes	—
242	C₂×C₄	C₁₉×C₄⋊Q₈	1	4	yes	—
243	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
244	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
245	C₂×C₄	C₂²×Q₈×C₁₉	1	1	yes	characteristic
246	C₂×C₄	C₂²×Q₈×C₁₉	1	1	yes	characteristic
247	C₂×C₄	C₂×#41×C₁₉	1	1	yes	characteristic
248	C₂×C₄	C₂×#41×C₁₉	1	1	yes	characteristic
249	C₈	—	2	4	no	—
250	C₈	—	2	4	no	—
251	C₈	—	4	4	no	—
252	C₂²	—	2	4	no	—
253	C₂²	—	2	4	no	—
254	C₂²	—	2	4	no	—
255	C₂²	C₁₉×#389	1	4	yes	—
256	C₂²	C₂²×C₄⋊C₄×C₁₉	1	1	yes	characteristic
257	C₂²	C₂×C₄×D₄×C₁₉	1	1	yes	characteristic
258	C₂²	C₂×C₄×Q₈×C₁₉	1	1	yes	characteristic
259	C₂²	C₁₉×#568	1	4	yes	—
260	C₄	—	2	4	no	—
261	C₄	—	2	4	no	—
262	C₄	—	4	8	no	—
263	C₄	C₁₉×#389	1	4	yes	—
264	C₄	C₂×C₁₉×#121	1	1	yes	characteristic
265	C₄	C₂×C₁₉×C₂²⋊Q₈	1	1	yes	characteristic
266	C₄	C₂×C₁₉×#125	1	1	yes	characteristic
267	C₄	C₂×C₁₉×C₄⋊Q₈	1	1	yes	characteristic
268	C₂	—	2	4	no	—
269	C₂	C₂×C₁₉×#389	1	1	yes	characteristic
270	C₂	C₁₉×#2905	1	2	yes	—
271	C₂	C₁₉×#2932	1	2	yes	—
272	C₂	C₁₉×#2961	1	2	yes	—

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

Complements

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

N	H ≅ G/N	type
5. C₁₉×#1940	C₂	semidirect
87. #21144	C₁₉	direct (N × H)
120. #1940	C₂×C₁₉	semidirect
188. C₁₉	#21144	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×C₁₉×#424	2
C₂×C₁₉×#423	2
C₂²×C₁₉×#97	2
C₁₉×#2285	2
C₁₉×#1940	2
C₁₉×#1729	2
#21144	19

Subgroups — C19×#21144 #18027103

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#21144 #18027103