Subgroups — C₁₉×#12811 #18018770

Order 4864.

510 conjugacy classes of subgroups.

The subgroup lattice has 306 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	C₂×C₁₉×C₄⋊C₁₆	C₂	1	1	yes	maximal, characteristic, complemented
3	C₂×C₁₉×#357	C₂	1	2	yes	maximal
4	C₁₉×#1845	C₂	1	1	yes	maximal, characteristic, complemented
5	C₁₉×#1380	C₂	1	2	yes	maximal, complemented
6	C₂²×D₈×C₁₉	C₂²	1	1	yes	characteristic
7	C₂×C₄×D₄×C₁₉	—	2	1	no	—
8	C₂²×C₁₆×C₁₉	C₂²	1	2	yes	—
9	C₄×D₈×C₁₉	—	2	2	no	—
10	C₄×D₈×C₁₉	C₄	1	4	yes	complemented
11	C₂×C₁₉×#107	—	2	1	no	—
12	C₂×C₁₉×#107	C₂²	1	2	yes	—
13	C₂×C₁₉×#107	C₂²	1	1	yes	characteristic
14	C₂×C₁₉×#102	—	2	1	no	—
15	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
16	C₁₉×#384	—	2	1	no	—
17	C₁₉×C₄⋊C₁₆	—	2	2	no	—
18	C₁₉×#357	—	2	4	no	—
19	C₂²×D₄×C₁₉	—	2	1	no	—
20	C₂³×C₄×C₁₉	—	4	1	no	—
21	C₂×D₈×C₁₉	—	2	1	no	—
22	C₂×D₈×C₁₉	—	2	1	no	—
23	C₂×D₈×C₁₉	—	2	1	no	—
24	C₂×D₈×C₁₉	C₂×C₄	1	2	yes	—
25	C₂×D₈×C₁₉	D₄	1	2	yes	—
26	C₂×D₈×C₁₉	Q₈	1	2	yes	—
27	C₂²×C₈×C₁₉	D₄	1	1	yes	characteristic
28	C₂²×C₈×C₁₉	C₂³	1	1	yes	characteristic
29	C₄×D₄×C₁₉	—	2	4	no	—
30	C₄×D₄×C₁₉	—	4	2	no	—
31	C₂×C₄⋊C₄×C₁₉	—	2	1	no	—
32	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
33	C₂×C₄⋊C₄×C₁₉	—	4	1	no	—
34	C₂×C₄⋊C₄×C₁₉	—	4	1	no	—
35	C₂×C₂²⋊C₄×C₁₉	—	4	1	no	—
36	C₂×C₄²×C₁₉	D₄	1	1	yes	characteristic
37	C₂×C₁₆×C₁₉	—	2	2	no	—
38	C₂×C₁₆×C₁₉	—	2	2	no	—
39	C₂×C₁₆×C₁₉	—	2	2	no	—
40	C₁₉×#107	—	2	1	no	—
41	C₁₉×#107	—	2	2	no	—
42	C₁₉×#107	—	2	2	no	—
43	C₁₉×#107	—	4	2	no	—
44	C₁₉×#107	C₂×C₄	1	2	yes	—
45	C₁₉×#102	—	2	4	no	—
46	C₄×C₈×C₁₉	C₂×C₄	1	2	yes	—
47	C₄×C₈×C₁₉	D₄	1	2	yes	—
48	C₂⁴×C₁₉	—	4	1	no	—
49	C₂×D₄×C₁₉	—	2	2	no	—
50	C₂×D₄×C₁₉	—	2	2	no	—
51	C₂×D₄×C₁₉	—	2	2	no	—
52	C₂×D₄×C₁₉	—	4	1	no	—
53	C₂×D₄×C₁₉	—	4	1	no	—
54	C₂×D₄×C₁₉	—	4	1	no	—
55	C₂²×C₄×C₁₉	—	4	1	no	—
56	C₂²×C₄×C₁₉	—	4	4	no	—
57	C₂²×C₄×C₁₉	—	4	2	no	—
58	C₂²×C₄×C₁₉	—	8	2	no	—
59	C₂²×C₄×C₁₉	—	8	2	no	—
60	C₂²×C₄×C₁₉	D₈	1	1	yes	characteristic
61	C₂²×C₄×C₁₉	D₈	1	1	yes	characteristic
62	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
63	D₈×C₁₉	—	2	2	no	—
64	D₈×C₁₉	—	2	2	no	—
65	D₈×C₁₉	—	2	2	no	—
66	D₈×C₁₉	C₄⋊C₄	1	4	yes	complemented
67	C₂×C₈×C₁₉	—	2	1	no	—
68	C₂×C₈×C₁₉	—	2	1	no	—
69	C₂×C₈×C₁₉	C₂²⋊C₄	1	2	yes	—
70	C₂×C₈×C₁₉	C₂²×C₄	1	1	yes	characteristic
71	C₂×C₈×C₁₉	C₂×D₄	1	1	yes	characteristic
72	C₂×C₈×C₁₉	C₂×D₄	1	1	yes	characteristic
73	C₂×C₈×C₁₉	C₂×Q₈	1	1	yes	characteristic
74	C₂×C₈×C₁₉	#41	1	1	yes	characteristic
75	C₂×C₈×C₁₉	#41	1	1	yes	characteristic
76	C₄⋊C₄×C₁₉	—	2	2	no	—
77	C₄⋊C₄×C₁₉	—	4	1	no	—
78	C₄⋊C₄×C₁₉	—	4	2	no	—
79	C₄⋊C₄×C₁₉	—	4	2	no	—
80	C₄⋊C₄×C₁₉	—	8	2	no	—
81	C₄⋊C₄×C₁₉	—	8	2	no	—
82	C₂²⋊C₄×C₁₉	—	4	4	no	—
83	C₄²×C₁₉	C₂²⋊C₄	1	2	yes	—
84	C₄²×C₁₉	SD₁₆	1	2	yes	—
85	C₁₆×C₁₉	—	4	2	no	—
86	#12811	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
87	C₂³×C₁₉	—	4	2	no	—
88	C₂³×C₁₉	—	4	2	no	—
89	C₂³×C₁₉	—	4	2	no	—
90	C₂³×C₁₉	—	8	1	no	—
91	C₂³×C₁₉	—	8	1	no	—
92	C₂³×C₁₉	—	8	1	no	—
93	C₂³×C₁₉	—	8	1	no	—
94	C₂³×C₁₉	C₂×D₈	1	1	yes	characteristic
95	D₄×C₁₉	—	2	4	no	—
96	D₄×C₁₉	—	4	2	no	—
97	D₄×C₁₉	—	4	2	no	—
98	D₄×C₁₉	—	4	2	no	—
99	C₂×C₄×C₁₉	—	2	1	no	—
100	C₂×C₄×C₁₉	—	2	1	no	—
101	C₂×C₄×C₁₉	—	4	2	no	—
102	C₂×C₄×C₁₉	—	8	1	no	—
103	C₂×C₄×C₁₉	—	8	1	no	—
104	C₂×C₄×C₁₉	—	8	8	no	—
105	C₂×C₄×C₁₉	—	8	2	no	—
106	C₂×C₄×C₁₉	—	8	2	no	—
107	C₂×C₄×C₁₉	—	8	2	no	—
108	C₂×C₄×C₁₉	#102	1	2	yes	—
109	C₂×C₄×C₁₉	#102	1	2	yes	—
110	C₂×C₄×C₁₉	D₁₆	1	2	yes	—
111	C₂×C₄×C₁₉	SD₃₂	1	2	yes	—
112	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	1	yes	characteristic
113	C₂×C₄×C₁₉	#121	1	1	yes	characteristic
114	C₂×C₄×C₁₉	C₂²⋊Q₈	1	1	yes	characteristic
115	C₂×C₄×C₁₉	C₂×SD₁₆	1	1	yes	characteristic
116	C₂×C₄×C₁₉	AGL(1,ℤ/8)	1	1	yes	characteristic
117	C₂×C₄×C₁₉	#137	1	1	yes	characteristic
118	C₈×C₁₉	—	2	2	no	—
119	C₈×C₁₉	C₂×C₄⋊C₄	1	1	yes	characteristic
120	C₈×C₁₉	#117	1	1	yes	characteristic
121	C₈×C₁₉	#121	1	1	yes	characteristic
122	C₈×C₁₉	C₂²⋊Q₈	1	1	yes	characteristic
123	C₂×C₄×D₈	C₂×C₁₉	1	1	yes	characteristic
124	C₂×C₄⋊C₁₆	C₂×C₁₉	1	1	yes	characteristic, complemented
125	C₂×#357	C₂×C₁₉	1	2	yes	—
126	#1845	C₂×C₁₉	1	1	yes	characteristic, complemented
127	#1380	C₂×C₁₉	1	2	yes	complemented
128	C₂²×C₁₉	—	4	4	no	—
129	C₂²×C₁₉	—	8	2	no	—
130	C₂²×C₁₉	—	8	2	no	—
131	C₂²×C₁₉	—	8	2	no	—
132	C₂²×C₁₉	—	8	2	no	—
133	C₂²×C₁₉	—	8	2	no	—
134	C₂²×C₁₉	—	8	2	no	—
135	C₂²×C₁₉	C₂×#102	1	1	yes	characteristic
136	C₂²×C₁₉	#459	1	1	yes	characteristic
137	C₂²×C₁₉	#474	1	1	yes	characteristic
138	C₂²×C₁₉	C₂×D₁₆	1	1	yes	characteristic
139	C₂²×C₁₉	C₂×SD₃₂	1	1	yes	characteristic
140	C₂²×C₁₉	#509	1	1	yes	characteristic
141	C₂²×C₁₉	#510	1	1	yes	characteristic
142	C₄×C₁₉	—	2	2	no	—
143	C₄×C₁₉	—	8	2	no	—
144	C₄×C₁₉	—	16	2	no	—
145	C₄×C₁₉	#357	1	4	yes	complemented
146	C₄×C₁₉	#380	1	1	yes	characteristic
147	C₄×C₁₉	#417	1	1	yes	characteristic
148	C₄×C₁₉	#461	1	1	yes	characteristic
149	C₄×C₁₉	#476	1	1	yes	characteristic
150	C₂²×D₈	C₂²×C₁₉	1	1	yes	characteristic
151	C₂×C₄×D₄	—	2	1	no	—
152	C₂²×C₁₆	C₂²×C₁₉	1	2	yes	—
153	C₄×D₈	—	2	2	no	—
154	C₄×D₈	C₄×C₁₉	1	4	yes	complemented
155	C₂×#107	—	2	1	no	—
156	C₂×#107	C₂²×C₁₉	1	2	yes	—
157	C₂×#107	C₂²×C₁₉	1	1	yes	characteristic
158	C₂×#102	—	2	1	no	—
159	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
160	#384	—	2	1	no	—
161	C₄⋊C₁₆	—	2	2	no	—
162	#357	—	2	4	no	—
163	C₂×C₁₉	—	8	4	no	—
164	C₂×C₁₉	#1802	1	1	yes	characteristic
165	C₂×C₁₉	C₂×#357	1	1	yes	characteristic
166	C₂×C₁₉	#2139	1	1	yes	characteristic
167	C₂×C₁₉	#2206	1	1	yes	characteristic
168	C₂×C₁₉	#2208	1	1	yes	characteristic
169	C₂×C₁₉	#2224	1	1	yes	characteristic
170	C₂×C₁₉	#2226	1	1	yes	characteristic
171	C₂²×D₄	—	2	1	no	—
172	C₂³×C₄	—	4	1	no	—
173	C₂×D₈	—	2	1	no	—
174	C₂×D₈	—	2	1	no	—
175	C₂×D₈	—	2	1	no	—
176	C₂×D₈	C₂×C₄×C₁₉	1	2	yes	—
177	C₂×D₈	D₄×C₁₉	1	2	yes	—
178	C₂×D₈	Q₈×C₁₉	1	2	yes	—
179	C₂²×C₈	D₄×C₁₉	1	1	yes	characteristic
180	C₂²×C₈	C₂³×C₁₉	1	1	yes	characteristic
181	C₄×D₄	—	2	4	no	—
182	C₄×D₄	—	4	2	no	—
183	C₂×C₄⋊C₄	—	2	1	no	—
184	C₂×C₄⋊C₄	—	2	2	no	—
185	C₂×C₄⋊C₄	—	4	1	no	—
186	C₂×C₄⋊C₄	—	4	1	no	—
187	C₂×C₂²⋊C₄	—	4	1	no	—
188	C₂×C₄²	D₄×C₁₉	1	1	yes	characteristic
189	C₂×C₁₆	—	2	2	no	—
190	C₂×C₁₆	—	2	2	no	—
191	C₂×C₁₆	—	2	2	no	—
192	#107	—	2	1	no	—
193	#107	—	2	2	no	—
194	#107	—	2	2	no	—
195	#107	—	4	2	no	—
196	#107	C₂×C₄×C₁₉	1	2	yes	—
197	#102	—	2	4	no	—
198	C₄×C₈	C₂×C₄×C₁₉	1	2	yes	—
199	C₄×C₈	D₄×C₁₉	1	2	yes	—
200	C₁₉	#12811	1	1	yes	characteristic, direct product factor, Sylow
201	C₂⁴	—	4	1	no	—
202	C₂×D₄	—	2	2	no	—
203	C₂×D₄	—	2	2	no	—
204	C₂×D₄	—	2	2	no	—
205	C₂×D₄	—	4	1	no	—
206	C₂×D₄	—	4	1	no	—
207	C₂×D₄	—	4	1	no	—
208	C₂²×C₄	—	4	1	no	—
209	C₂²×C₄	—	4	4	no	—
210	C₂²×C₄	—	4	2	no	—
211	C₂²×C₄	—	8	2	no	—
212	C₂²×C₄	—	8	2	no	—
213	C₂²×C₄	D₈×C₁₉	1	1	yes	characteristic
214	C₂²×C₄	D₈×C₁₉	1	1	yes	characteristic
215	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
216	D₈	—	2	2	no	—
217	D₈	—	2	2	no	—
218	D₈	—	2	2	no	—
219	D₈	C₄⋊C₄×C₁₉	1	4	yes	complemented
220	C₂×C₈	—	2	1	no	—
221	C₂×C₈	—	2	1	no	—
222	C₂×C₈	C₂²⋊C₄×C₁₉	1	2	yes	—
223	C₂×C₈	C₂²×C₄×C₁₉	1	1	yes	characteristic
224	C₂×C₈	C₂×D₄×C₁₉	1	1	yes	characteristic
225	C₂×C₈	C₂×D₄×C₁₉	1	1	yes	characteristic
226	C₂×C₈	C₂×Q₈×C₁₉	1	1	yes	characteristic
227	C₂×C₈	#41×C₁₉	1	1	yes	characteristic
228	C₂×C₈	#41×C₁₉	1	1	yes	characteristic
229	C₄⋊C₄	—	2	2	no	—
230	C₄⋊C₄	—	4	1	no	—
231	C₄⋊C₄	—	4	2	no	—
232	C₄⋊C₄	—	4	2	no	—
233	C₄⋊C₄	—	8	2	no	—
234	C₄⋊C₄	—	8	2	no	—
235	C₂²⋊C₄	—	4	4	no	—
236	C₄²	C₂²⋊C₄×C₁₉	1	2	yes	—
237	C₄²	SD₁₆×C₁₉	1	2	yes	—
238	C₁₆	—	4	2	no	—
239	C₂³	—	4	2	no	—
240	C₂³	—	4	2	no	—
241	C₂³	—	4	2	no	—
242	C₂³	—	8	1	no	—
243	C₂³	—	8	1	no	—
244	C₂³	—	8	1	no	—
245	C₂³	—	8	1	no	—
246	C₂³	C₂×D₈×C₁₉	1	1	yes	characteristic
247	D₄	—	2	4	no	—
248	D₄	—	4	2	no	—
249	D₄	—	4	2	no	—
250	D₄	—	4	2	no	—
251	C₂×C₄	—	2	1	no	—
252	C₂×C₄	—	2	1	no	—
253	C₂×C₄	—	4	2	no	—
254	C₂×C₄	—	8	1	no	—
255	C₂×C₄	—	8	1	no	—
256	C₂×C₄	—	8	8	no	—
257	C₂×C₄	—	8	2	no	—
258	C₂×C₄	—	8	2	no	—
259	C₂×C₄	—	8	2	no	—
260	C₂×C₄	C₁₉×#102	1	2	yes	—
261	C₂×C₄	C₁₉×#102	1	2	yes	—
262	C₂×C₄	C₁₉×D₁₆	1	2	yes	—
263	C₂×C₄	C₁₉×SD₃₂	1	2	yes	—
264	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	1	yes	characteristic
265	C₂×C₄	C₁₉×#121	1	1	yes	characteristic
266	C₂×C₄	C₁₉×C₂²⋊Q₈	1	1	yes	characteristic
267	C₂×C₄	C₂×SD₁₆×C₁₉	1	1	yes	characteristic
268	C₂×C₄	C₁₉×AGL(1,ℤ/8)	1	1	yes	characteristic
269	C₂×C₄	C₁₉×#137	1	1	yes	characteristic
270	C₈	—	2	2	no	—
271	C₈	C₂×C₄⋊C₄×C₁₉	1	1	yes	characteristic
272	C₈	C₁₉×#117	1	1	yes	characteristic
273	C₈	C₁₉×#121	1	1	yes	characteristic
274	C₈	C₁₉×C₂²⋊Q₈	1	1	yes	characteristic
275	C₂²	—	4	4	no	—
276	C₂²	—	8	2	no	—
277	C₂²	—	8	2	no	—
278	C₂²	—	8	2	no	—
279	C₂²	—	8	2	no	—
280	C₂²	—	8	2	no	—
281	C₂²	—	8	2	no	—
282	C₂²	C₂×C₁₉×#102	1	1	yes	characteristic
283	C₂²	C₁₉×#459	1	1	yes	characteristic
284	C₂²	C₁₉×#474	1	1	yes	characteristic
285	C₂²	C₂×C₁₉×D₁₆	1	1	yes	characteristic
286	C₂²	C₂×C₁₉×SD₃₂	1	1	yes	characteristic
287	C₂²	C₁₉×#509	1	1	yes	characteristic
288	C₂²	C₁₉×#510	1	1	yes	characteristic
289	C₄	—	2	2	no	—
290	C₄	—	8	2	no	—
291	C₄	—	16	2	no	—
292	C₄	C₁₉×#357	1	4	yes	complemented
293	C₄	C₁₉×#380	1	1	yes	characteristic
294	C₄	C₁₉×#417	1	1	yes	characteristic
295	C₄	C₁₉×#461	1	1	yes	characteristic
296	C₄	C₁₉×#476	1	1	yes	characteristic
297	C₂	—	8	4	no	—
298	C₂	C₁₉×#1802	1	1	yes	characteristic
299	C₂	C₂×C₁₉×#357	1	1	yes	characteristic
300	C₂	C₁₉×#2139	1	1	yes	characteristic
301	C₂	C₁₉×#2206	1	1	yes	characteristic
302	C₂	C₁₉×#2208	1	1	yes	characteristic
303	C₂	C₁₉×#2224	1	1	yes	characteristic
304	C₂	C₁₉×#2226	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂³×C₁₉	C₂×D₈
commutator	C₂×C₈	C₂²×C₄×C₁₉
Frattini, cosocle	C₂²×C₈	C₂³×C₁₉
prime radical	C₂²×D₈×C₁₉	C₂²
LCS	G ▷ C₂×C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂³×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
2. C₂×C₁₉×C₄⋊C₁₆	C₂	semidirect
4. C₁₉×#1845	C₂	semidirect
5. C₁₉×#1380	C₂	semidirect
10. C₄×D₈×C₁₉	C₄	semidirect
66. D₈×C₁₉	C₄⋊C₄	semidirect
86. #12811	C₁₉	direct (N × H)
124. C₂×C₄⋊C₁₆	C₂×C₁₉	semidirect
126. #1845	C₂×C₁₉	semidirect
127. #1380	C₂×C₁₉	semidirect
145. C₄×C₁₉	#357	semidirect
154. C₄×D₈	C₄×C₁₉	semidirect
200. C₁₉	#12811	direct (N × H)
219. D₈	C₄⋊C₄×C₁₉	semidirect
292. C₄	C₁₉×#357	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
C₂×C₁₉×C₄⋊C₁₆	2
C₂×C₁₉×#357	2
C₁₉×#1845	2
C₁₉×#1380	2
#12811	19

Subgroups — C19×#12811 #18018770

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#12811 #18018770