Subgroups — C₁₉×#22813 #18028772

Order 4864.

922 conjugacy classes of subgroups.

The subgroup lattice has 330 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₄×D₈×C₁₉	C₂	1	1	yes	maximal, characteristic
2	C₁₉×#2354	C₂	1	2	yes	maximal, complemented
3	C₁₉×#1972	C₂	1	2	yes	maximal
4	C₁₉×#1926	C₂	1	4	yes	maximal, complemented
5	C₁₉×#1844	C₂	1	1	yes	maximal, characteristic, complemented
6	C₁₉×#1802	C₂	1	2	yes	maximal, complemented
7	C₁₉×#1776	C₂	1	2	yes	maximal, complemented
8	C₁₉×#1770	C₂	1	1	yes	maximal, characteristic, complemented
9	C₂²×D₈×C₁₉	C₂²	1	1	yes	characteristic
10	C₂×C₄×D₄×C₁₉	C₂²	1	2	yes	—
11	C₂×C₁₉×#117	—	2	2	no	—
12	C₄×D₈×C₁₉	C₄	1	8	yes	complemented
13	C₂×C₁₉×#107	C₂²	1	1	yes	characteristic
14	C₂×C₁₉×#106	C₂²	1	2	yes	—
15	C₂×C₁₉×#106	C₂²	1	2	yes	—
16	C₂×C₁₉×C₄⋊C₈	C₂²	1	1	yes	characteristic
17	C₂×C₁₉×#102	C₂²	1	4	yes	—
18	C₂×C₁₉×#102	C₂²	1	2	yes	—
19	C₂×C₁₉×#97	C₂²	1	2	yes	—
20	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
21	C₁₉×#390	C₂²	1	4	yes	—
22	C₁₉×#388	—	2	4	no	—
23	C₁₉×#384	C₂²	1	2	yes	—
24	C₁₉×#380	—	2	2	no	—
25	C₄×C₄⋊C₄×C₁₉	C₂²	1	4	yes	—
26	C₄×C₄⋊C₄×C₁₉	C₂²	1	1	yes	characteristic
27	C₁₉×#340	C₂²	1	4	yes	—
28	C₁₉×#336	C₂²	1	2	yes	—
29	C₂²×D₄×C₁₉	C₂³	1	2	yes	—
30	C₂³×C₄×C₁₉	—	2	2	no	—
31	C₂×D₈×C₁₉	—	2	2	no	—
32	C₂×D₈×C₁₉	—	2	2	no	—
33	C₂×D₈×C₁₉	C₂×C₄	1	4	yes	—
34	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
35	C₂²×C₈×C₁₉	C₂³	1	1	yes	characteristic
36	C₂²×C₈×C₁₉	C₂³	1	1	yes	characteristic
37	C₄×D₄×C₁₉	—	2	4	no	—
38	C₄×D₄×C₁₉	C₂×C₄	1	8	yes	—
39	C₁₉×#117	—	4	8	no	—
40	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
41	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
42	C₂×C₄⋊C₄×C₁₉	D₄	1	2	yes	—
43	C₂×C₄⋊C₄×C₁₉	C₂³	1	4	yes	—
44	C₂×C₄⋊C₄×C₁₉	C₂³	1	2	yes	—
45	C₂×C₂²⋊C₄×C₁₉	—	2	2	no	—
46	C₂×C₂²⋊C₄×C₁₉	—	2	4	no	—
47	C₂×C₂²⋊C₄×C₁₉	—	2	4	no	—
48	C₂×C₄²×C₁₉	—	2	4	no	—
49	C₂×C₄²×C₁₉	C₂³	1	2	yes	—
50	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
51	C₁₉×#107	C₂×C₄	1	4	yes	—
52	C₁₉×#106	—	2	4	no	—
53	C₁₉×#106	—	4	2	no	—
54	C₁₉×C₄⋊C₈	—	2	2	no	—
55	C₁₉×#102	—	4	4	no	—
56	C₁₉×#102	C₂×C₄	1	8	yes	—
57	C₁₉×#97	—	2	4	no	—
58	C₄×C₈×C₁₉	C₂×C₄	1	4	yes	—
59	C₁₉×#95	—	2	4	no	—
60	C₁₉×#95	D₄	1	2	yes	—
61	C₂⁴×C₁₉	—	2	2	no	—
62	C₂×D₄×C₁₉	—	2	2	no	—
63	C₂×D₄×C₁₉	—	2	2	no	—
64	C₂×D₄×C₁₉	—	2	2	no	—
65	C₂×D₄×C₁₉	—	2	2	no	—
66	C₂×D₄×C₁₉	—	2	2	no	—
67	C₂×D₄×C₁₉	C₂²×C₄	1	4	yes	—
68	C₂²×C₄×C₁₉	—	2	2	no	—
69	C₂²×C₄×C₁₉	—	2	8	no	—
70	C₂²×C₄×C₁₉	—	2	4	no	—
71	C₂²×C₄×C₁₉	—	4	4	no	—
72	C₂²×C₄×C₁₉	—	4	4	no	—
73	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
74	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
75	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
76	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
77	D₈×C₁₉	—	2	8	no	—
78	C₂×C₈×C₁₉	—	2	1	no	—
79	C₂×C₈×C₁₉	—	2	1	no	—
80	C₂×C₈×C₁₉	—	2	2	no	—
81	C₂×C₈×C₁₉	—	2	2	no	—
82	C₂×C₈×C₁₉	—	2	2	no	—
83	C₂×C₈×C₁₉	C₂²×C₄	1	2	yes	—
84	C₂×C₈×C₁₉	C₂²×C₄	1	2	yes	—
85	C₂×C₈×C₁₉	#41	1	2	yes	—
86	C₂×C₈×C₁₉	#41	1	2	yes	—
87	C₄⋊C₄×C₁₉	—	2	4	no	—
88	C₄⋊C₄×C₁₉	—	2	2	no	—
89	C₄⋊C₄×C₁₉	—	2	4	no	—
90	C₄⋊C₄×C₁₉	—	2	4	no	—
91	C₄⋊C₄×C₁₉	—	4	4	no	—
92	C₄⋊C₄×C₁₉	—	8	2	no	—
93	C₄⋊C₄×C₁₉	C₂²×C₄	1	4	yes	—
94	C₂²⋊C₄×C₁₉	—	2	8	no	—
95	C₂²⋊C₄×C₁₉	—	4	8	no	—
96	C₂²⋊C₄×C₁₉	—	8	4	no	—
97	C₄²×C₁₉	—	2	2	no	—
98	C₄²×C₁₉	—	2	2	no	—
99	C₄²×C₁₉	—	4	8	no	—
100	C₄²×C₁₉	C₂²×C₄	1	2	yes	—
101	C₄²×C₁₉	#41	1	2	yes	—
102	#22813	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
103	C₂³×C₁₉	—	2	4	no	—
104	C₂³×C₁₉	—	4	2	no	—
105	C₂³×C₁₉	—	4	2	no	—
106	C₂³×C₁₉	—	4	2	no	—
107	C₂³×C₁₉	—	4	2	no	—
108	C₂³×C₁₉	—	4	2	no	—
109	C₂³×C₁₉	—	4	2	no	—
110	C₂³×C₁₉	C₂²×D₄	1	1	yes	characteristic
111	D₄×C₁₉	—	2	4	no	—
112	D₄×C₁₉	—	2	4	no	—
113	D₄×C₁₉	—	4	2	no	—
114	D₄×C₁₉	—	4	2	no	—
115	C₂×C₄×C₁₉	—	2	2	no	—
116	C₂×C₄×C₁₉	—	2	4	no	—
117	C₂×C₄×C₁₉	—	2	4	no	—
118	C₂×C₄×C₁₉	—	2	4	no	—
119	C₂×C₄×C₁₉	—	2	4	no	—
120	C₂×C₄×C₁₉	—	4	2	no	—
121	C₂×C₄×C₁₉	—	4	2	no	—
122	C₂×C₄×C₁₉	—	4	16	no	—
123	C₂×C₄×C₁₉	—	4	4	no	—
124	C₂×C₄×C₁₉	—	4	4	no	—
125	C₂×C₄×C₁₉	—	4	4	no	—
126	C₂×C₄×C₁₉	C₄×D₄	1	2	yes	—
127	C₂×C₄×C₁₉	C₄×D₄	1	2	yes	—
128	C₂×C₄×C₁₉	AGL(1,ℤ/8)	1	4	yes	—
129	C₂×C₄×C₁₉	C₂³×C₄	1	1	yes	characteristic
130	C₂×C₄×C₁₉	C₂×#41	1	1	yes	characteristic
131	C₂×C₄×C₁₉	C₂×#41	1	1	yes	characteristic
132	C₂×C₄×C₁₉	C₂×#41	1	1	yes	characteristic
133	C₂×C₄×C₁₉	H(5,𝔽₂)	1	1	yes	characteristic
134	C₂×C₄×C₁₉	2₋¹⁺⁴	1	1	yes	characteristic
135	C₈×C₁₉	—	2	2	no	—
136	C₈×C₁₉	—	4	2	no	—
137	C₈×C₁₉	#117	1	4	yes	complemented
138	C₂×C₄×D₈	C₂×C₁₉	1	1	yes	characteristic
139	#2354	C₂×C₁₉	1	2	yes	complemented
140	#1972	C₂×C₁₉	1	2	yes	—
141	#1926	C₂×C₁₉	1	4	yes	complemented
142	#1844	C₂×C₁₉	1	1	yes	characteristic, complemented
143	#1802	C₂×C₁₉	1	2	yes	complemented
144	#1776	C₂×C₁₉	1	2	yes	complemented
145	#1770	C₂×C₁₉	1	1	yes	characteristic, complemented
146	C₂²×C₁₉	—	4	4	no	—
147	C₂²×C₁₉	—	4	4	no	—
148	C₂²×C₁₉	—	4	4	no	—
149	C₂²×C₁₉	—	8	2	no	—
150	C₂²×C₁₉	—	8	2	no	—
151	C₂²×C₁₉	—	8	2	no	—
152	C₂²×C₁₉	—	8	2	no	—
153	C₂²×C₁₉	C₂×C₄×D₄	1	1	yes	characteristic
154	C₂²×C₁₉	#547	1	1	yes	characteristic
155	C₂²×C₁₉	#550	1	1	yes	characteristic
156	C₂²×C₁₉	C₂×AGL(1,ℤ/8)	1	2	yes	—
157	C₂²×C₁₉	#577	1	2	yes	—
158	C₄×C₁₉	—	2	2	no	—
159	C₄×C₁₉	—	4	4	no	—
160	C₄×C₁₉	—	4	4	no	—
161	C₄×C₁₉	—	8	4	no	—
162	C₄×C₁₉	#442	1	4	yes	—
163	C₄×C₁₉	C₂×#117	1	1	yes	characteristic
164	C₄×C₁₉	#520	1	1	yes	characteristic
165	C₄×C₁₉	#555	1	1	yes	characteristic
166	C₄×C₁₉	#556	1	1	yes	characteristic
167	C₂²×D₈	C₂²×C₁₉	1	1	yes	characteristic
168	C₂×C₄×D₄	C₂²×C₁₉	1	2	yes	—
169	C₂×#117	—	2	2	no	—
170	C₄×D₈	C₄×C₁₉	1	8	yes	complemented
171	C₂×#107	C₂²×C₁₉	1	1	yes	characteristic
172	C₂×#106	C₂²×C₁₉	1	2	yes	—
173	C₂×#106	C₂²×C₁₉	1	2	yes	—
174	C₂×C₄⋊C₈	C₂²×C₁₉	1	1	yes	characteristic
175	C₂×#102	C₂²×C₁₉	1	4	yes	—
176	C₂×#102	C₂²×C₁₉	1	2	yes	—
177	C₂×#97	C₂²×C₁₉	1	2	yes	—
178	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
179	#390	C₂²×C₁₉	1	4	yes	—
180	#388	—	2	4	no	—
181	#384	C₂²×C₁₉	1	2	yes	—
182	#380	—	2	2	no	—
183	C₄×C₄⋊C₄	C₂²×C₁₉	1	4	yes	—
184	C₄×C₄⋊C₄	C₂²×C₁₉	1	1	yes	characteristic
185	#340	C₂²×C₁₉	1	4	yes	—
186	#336	C₂²×C₁₉	1	2	yes	—
187	C₂×C₁₉	—	8	4	no	—
188	C₂×C₁₉	#2354	1	1	yes	characteristic
189	C₂×C₁₉	C₂×#442	1	1	yes	characteristic
190	C₂×C₁₉	#2952	1	1	yes	characteristic
191	C₂×C₁₉	#3354	1	2	yes	—
192	C₂×C₁₉	#3397	1	2	yes	—
193	C₂²×D₄	C₂³×C₁₉	1	2	yes	—
194	C₂³×C₄	—	2	2	no	—
195	C₂×D₈	—	2	2	no	—
196	C₂×D₈	—	2	2	no	—
197	C₂×D₈	C₂×C₄×C₁₉	1	4	yes	—
198	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
199	C₂²×C₈	C₂³×C₁₉	1	1	yes	characteristic
200	C₂²×C₈	C₂³×C₁₉	1	1	yes	characteristic
201	C₄×D₄	—	2	4	no	—
202	C₄×D₄	C₂×C₄×C₁₉	1	8	yes	—
203	#117	—	4	8	no	—
204	C₂×C₄⋊C₄	—	2	2	no	—
205	C₂×C₄⋊C₄	—	2	2	no	—
206	C₂×C₄⋊C₄	D₄×C₁₉	1	2	yes	—
207	C₂×C₄⋊C₄	C₂³×C₁₉	1	4	yes	—
208	C₂×C₄⋊C₄	C₂³×C₁₉	1	2	yes	—
209	C₂×C₂²⋊C₄	—	2	2	no	—
210	C₂×C₂²⋊C₄	—	2	4	no	—
211	C₂×C₂²⋊C₄	—	2	4	no	—
212	C₂×C₄²	—	2	4	no	—
213	C₂×C₄²	C₂³×C₁₉	1	2	yes	—
214	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
215	#107	C₂×C₄×C₁₉	1	4	yes	—
216	#106	—	2	4	no	—
217	#106	—	4	2	no	—
218	C₄⋊C₈	—	2	2	no	—
219	#102	—	4	4	no	—
220	#102	C₂×C₄×C₁₉	1	8	yes	—
221	#97	—	2	4	no	—
222	C₄×C₈	C₂×C₄×C₁₉	1	4	yes	—
223	#95	—	2	4	no	—
224	#95	D₄×C₁₉	1	2	yes	—
225	C₁₉	#22813	1	1	yes	characteristic, direct product factor, Sylow
226	C₂⁴	—	2	2	no	—
227	C₂×D₄	—	2	2	no	—
228	C₂×D₄	—	2	2	no	—
229	C₂×D₄	—	2	2	no	—
230	C₂×D₄	—	2	2	no	—
231	C₂×D₄	—	2	2	no	—
232	C₂×D₄	C₂²×C₄×C₁₉	1	4	yes	—
233	C₂²×C₄	—	2	2	no	—
234	C₂²×C₄	—	2	8	no	—
235	C₂²×C₄	—	2	4	no	—
236	C₂²×C₄	—	4	4	no	—
237	C₂²×C₄	—	4	4	no	—
238	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
239	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
240	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
241	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
242	D₈	—	2	8	no	—
243	C₂×C₈	—	2	1	no	—
244	C₂×C₈	—	2	1	no	—
245	C₂×C₈	—	2	2	no	—
246	C₂×C₈	—	2	2	no	—
247	C₂×C₈	—	2	2	no	—
248	C₂×C₈	C₂²×C₄×C₁₉	1	2	yes	—
249	C₂×C₈	C₂²×C₄×C₁₉	1	2	yes	—
250	C₂×C₈	#41×C₁₉	1	2	yes	—
251	C₂×C₈	#41×C₁₉	1	2	yes	—
252	C₄⋊C₄	—	2	4	no	—
253	C₄⋊C₄	—	2	2	no	—
254	C₄⋊C₄	—	2	4	no	—
255	C₄⋊C₄	—	2	4	no	—
256	C₄⋊C₄	—	4	4	no	—
257	C₄⋊C₄	—	8	2	no	—
258	C₄⋊C₄	C₂²×C₄×C₁₉	1	4	yes	—
259	C₂²⋊C₄	—	2	8	no	—
260	C₂²⋊C₄	—	4	8	no	—
261	C₂²⋊C₄	—	8	4	no	—
262	C₄²	—	2	2	no	—
263	C₄²	—	2	2	no	—
264	C₄²	—	4	8	no	—
265	C₄²	C₂²×C₄×C₁₉	1	2	yes	—
266	C₄²	#41×C₁₉	1	2	yes	—
267	C₂³	—	2	4	no	—
268	C₂³	—	4	2	no	—
269	C₂³	—	4	2	no	—
270	C₂³	—	4	2	no	—
271	C₂³	—	4	2	no	—
272	C₂³	—	4	2	no	—
273	C₂³	—	4	2	no	—
274	C₂³	C₂²×D₄×C₁₉	1	1	yes	characteristic
275	D₄	—	2	4	no	—
276	D₄	—	2	4	no	—
277	D₄	—	4	2	no	—
278	D₄	—	4	2	no	—
279	C₂×C₄	—	2	2	no	—
280	C₂×C₄	—	2	4	no	—
281	C₂×C₄	—	2	4	no	—
282	C₂×C₄	—	2	4	no	—
283	C₂×C₄	—	2	4	no	—
284	C₂×C₄	—	4	2	no	—
285	C₂×C₄	—	4	2	no	—
286	C₂×C₄	—	4	16	no	—
287	C₂×C₄	—	4	4	no	—
288	C₂×C₄	—	4	4	no	—
289	C₂×C₄	—	4	4	no	—
290	C₂×C₄	C₄×D₄×C₁₉	1	2	yes	—
291	C₂×C₄	C₄×D₄×C₁₉	1	2	yes	—
292	C₂×C₄	C₁₉×AGL(1,ℤ/8)	1	4	yes	—
293	C₂×C₄	C₂³×C₄×C₁₉	1	1	yes	characteristic
294	C₂×C₄	C₂×#41×C₁₉	1	1	yes	characteristic
295	C₂×C₄	C₂×#41×C₁₉	1	1	yes	characteristic
296	C₂×C₄	C₂×#41×C₁₉	1	1	yes	characteristic
297	C₂×C₄	C₁₉×H(5,𝔽₂)	1	1	yes	characteristic
298	C₂×C₄	C₁₉×2₋¹⁺⁴	1	1	yes	characteristic
299	C₈	—	2	2	no	—
300	C₈	—	4	2	no	—
301	C₈	C₁₉×#117	1	4	yes	complemented
302	C₂²	—	4	4	no	—
303	C₂²	—	4	4	no	—
304	C₂²	—	4	4	no	—
305	C₂²	—	8	2	no	—
306	C₂²	—	8	2	no	—
307	C₂²	—	8	2	no	—
308	C₂²	—	8	2	no	—
309	C₂²	C₂×C₄×D₄×C₁₉	1	1	yes	characteristic
310	C₂²	C₁₉×#547	1	1	yes	characteristic
311	C₂²	C₁₉×#550	1	1	yes	characteristic
312	C₂²	C₂×C₁₉×AGL(1,ℤ/8)	1	2	yes	—
313	C₂²	C₁₉×#577	1	2	yes	—
314	C₄	—	2	2	no	—
315	C₄	—	4	4	no	—
316	C₄	—	4	4	no	—
317	C₄	—	8	4	no	—
318	C₄	C₁₉×#442	1	4	yes	—
319	C₄	C₂×C₁₉×#117	1	1	yes	characteristic
320	C₄	C₁₉×#520	1	1	yes	characteristic
321	C₄	C₁₉×#555	1	1	yes	characteristic
322	C₄	C₁₉×#556	1	1	yes	characteristic
323	C₂	—	8	4	no	—
324	C₂	C₁₉×#2354	1	1	yes	characteristic
325	C₂	C₂×C₁₉×#442	1	1	yes	characteristic
326	C₂	C₁₉×#2952	1	1	yes	characteristic
327	C₂	C₁₉×#3354	1	2	yes	—
328	C₂	C₁₉×#3397	1	2	yes	—

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

Complements

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

N	H ≅ G/N	type
2. C₁₉×#2354	C₂	semidirect
4. C₁₉×#1926	C₂	semidirect
5. C₁₉×#1844	C₂	semidirect
6. C₁₉×#1802	C₂	semidirect
7. C₁₉×#1776	C₂	semidirect
8. C₁₉×#1770	C₂	semidirect
12. C₄×D₈×C₁₉	C₄	semidirect
102. #22813	C₁₉	direct (N × H)
137. C₈×C₁₉	#117	semidirect
139. #2354	C₂×C₁₉	semidirect
141. #1926	C₂×C₁₉	semidirect
142. #1844	C₂×C₁₉	semidirect
143. #1802	C₂×C₁₉	semidirect
144. #1776	C₂×C₁₉	semidirect
145. #1770	C₂×C₁₉	semidirect
170. C₄×D₈	C₄×C₁₉	semidirect
225. C₁₉	#22813	direct (N × H)
301. C₈	C₁₉×#117	semidirect

Maximal subgroups

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

subgroup	index
C₂×C₄×D₈×C₁₉	2
C₁₉×#2354	2
C₁₉×#1972	2
C₁₉×#1926	2
C₁₉×#1844	2
C₁₉×#1802	2
C₁₉×#1776	2
C₁₉×#1770	2
#22813	19

Subgroups — C19×#22813 #18028772

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#22813 #18028772