Subgroups — C₁₉×#19655 #18025614

Order 4864.

798 conjugacy classes of subgroups.

The subgroup lattice has 302 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₁₉×#3227	C₂	1	2	yes	maximal, complemented
2	C₁₉×#3206	C₂	1	2	yes	maximal, complemented
3	C₂×C₁₉×#500	C₂	1	1	yes	maximal, characteristic, complemented
4	C₁₉×#3147	C₂	1	1	yes	maximal, characteristic
5	C₁₉×#1714	C₂	1	4	yes	maximal, complemented
6	C₁₉×#1707	C₂	1	2	yes	maximal, complemented
7	C₁₉×#1706	C₂	1	2	yes	maximal, complemented
8	C₁₉×#1450	C₂	1	1	yes	maximal, characteristic, complemented
9	C₂×C₁₉×#135	—	2	2	no	—
10	C₁₉×#532	C₂²	1	2	yes	—
11	C₂×C₁₉×C₄⋊Q₈	C₂²	1	2	yes	—
12	C₁₉×#500	—	2	2	no	—
13	C₁₉×#500	C₂²	1	2	yes	—
14	C₁₉×#500	C₂²	1	2	yes	—
15	C₁₉×#498	C₂²	1	4	yes	—
16	C₁₉×#495	—	2	2	no	—
17	C₁₉×#494	C₂²	1	1	yes	characteristic
18	C₁₉×#493	C₂²	1	1	yes	characteristic
19	C₁₉×#492	C₂²	1	4	yes	—
20	C₁₉×#492	C₂²	1	2	yes	—
21	C₁₉×#487	C₂²	1	4	yes	—
22	C₁₉×#486	C₂²	1	4	yes	—
23	C₁₉×#481	—	2	4	no	—
24	C₁₉×#476	—	2	4	no	—
25	C₁₉×#461	—	2	4	no	—
26	C₁₉×#448	—	2	4	no	—
27	C₁₉×#431	C₂²	1	1	yes	characteristic
28	C₁₉×#431	C₂²	1	1	yes	characteristic
29	C₂×C₁₉×#107	—	2	2	no	—
30	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
31	C₁₉×#322	C₂²	1	2	yes	—
32	C₈²×C₁₉	C₂²	1	2	yes	—
33	C₂×#41×C₁₉	—	2	2	no	—
34	C₂²×Q₈×C₁₉	—	2	2	no	—
35	C₁₉×#135	—	4	8	no	—
36	C₂×Q₁₆×C₁₉	—	2	2	no	—
37	C₂×SD₁₆×C₁₉	—	2	4	no	—
38	C₂×SD₁₆×C₁₉	—	2	8	no	—
39	C₂×D₈×C₁₉	—	2	2	no	—
40	C₂²×C₈×C₁₉	D₄	1	2	yes	—
41	C₁₉×C₄⋊Q₈	—	2	2	no	—
42	C₁₉×C₄⋊Q₈	—	2	2	no	—
43	C₁₉×C₄⋊Q₈	—	2	2	no	—
44	C₁₉×C₄⋊Q₈	C₂³	1	4	yes	—
45	C₁₉×C₄⋊Q₈	C₂³	1	2	yes	—
46	C₁₉×#127	C₂³	1	2	yes	—
47	C₁₉×#124	—	2	2	no	—
48	C₁₉×#121	—	2	2	no	—
49	C₁₉×#121	—	2	2	no	—
50	C₄×D₄×C₁₉	—	2	2	no	—
51	C₄×D₄×C₁₉	—	2	2	no	—
52	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
53	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
54	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
55	C₁₉×#107	—	2	4	no	—
56	C₁₉×#107	—	2	4	no	—
57	C₁₉×#106	—	2	8	no	—
58	C₁₉×C₄⋊C₈	D₄	1	2	yes	—
59	C₁₉×C₄⋊C₈	D₄	1	2	yes	—
60	C₁₉×#103	—	2	8	no	—
61	C₁₉×#102	—	2	8	no	—
62	C₁₉×C₂²⋊C₈	D₄	1	2	yes	—
63	C₁₉×C₂²⋊C₈	D₄	1	2	yes	—
64	C₄×C₈×C₁₉	D₄	1	2	yes	—
65	C₄×C₈×C₁₉	C₂³	1	1	yes	characteristic
66	C₄×C₈×C₁₉	C₂³	1	1	yes	characteristic
67	C₄×C₈×C₁₉	C₂³	1	2	yes	—
68	C₄×C₈×C₁₉	C₂³	1	2	yes	—
69	#41×C₁₉	—	4	8	no	—
70	C₂×Q₈×C₁₉	—	2	2	no	—
71	C₂×Q₈×C₁₉	—	2	4	no	—
72	C₂×Q₈×C₁₉	—	4	2	no	—
73	C₂×Q₈×C₁₉	—	8	4	no	—
74	C₂×D₄×C₁₉	—	2	2	no	—
75	C₂×D₄×C₁₉	—	2	2	no	—
76	C₂×D₄×C₁₉	—	2	2	no	—
77	C₂×D₄×C₁₉	—	4	2	no	—
78	C₂²×C₄×C₁₉	—	4	2	no	—
79	C₂²×C₄×C₁₉	—	4	2	no	—
80	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
81	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
82	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
83	Q₁₆×C₁₉	—	4	4	no	—
84	SD₁₆×C₁₉	—	4	8	no	—
85	SD₁₆×C₁₉	—	8	8	no	—
86	D₈×C₁₉	—	4	4	no	—
87	C₂×C₈×C₁₉	SD₁₆	1	8	yes	complemented
88	C₂×C₈×C₁₉	C₂×D₄	1	4	yes	—
89	C₂×C₈×C₁₉	C₂×D₄	1	4	yes	—
90	C₂×C₈×C₁₉	C₂×D₄	1	2	yes	—
91	C₂×C₈×C₁₉	C₂×D₄	1	2	yes	—
92	C₄⋊C₄×C₁₉	—	2	4	no	—
93	C₄⋊C₄×C₁₉	—	2	4	no	—
94	C₄⋊C₄×C₁₉	—	2	2	no	—
95	C₄⋊C₄×C₁₉	—	2	2	no	—
96	C₄⋊C₄×C₁₉	—	4	2	no	—
97	C₄⋊C₄×C₁₉	—	4	2	no	—
98	C₂²⋊C₄×C₁₉	—	4	2	no	—
99	C₂²⋊C₄×C₁₉	—	4	2	no	—
100	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
101	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
102	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
103	C₄²×C₁₉	C₂⁴	1	1	yes	characteristic
104	#19655	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
105	C₂³×C₁₉	—	4	2	no	—
106	C₂³×C₁₉	#127	1	1	yes	characteristic
107	Q₈×C₁₉	—	4	4	no	—
108	Q₈×C₁₉	—	4	8	no	—
109	Q₈×C₁₉	—	8	4	no	—
110	D₄×C₁₉	—	4	4	no	—
111	D₄×C₁₉	—	4	4	no	—
112	D₄×C₁₉	—	4	4	no	—
113	D₄×C₁₉	—	8	4	no	—
114	C₂×C₄×C₁₉	—	2	2	no	—
115	C₂×C₄×C₁₉	—	2	2	no	—
116	C₂×C₄×C₁₉	—	4	2	no	—
117	C₂×C₄×C₁₉	—	4	4	no	—
118	C₂×C₄×C₁₉	—	8	4	no	—
119	C₂×C₄×C₁₉	—	8	4	no	—
120	C₂×C₄×C₁₉	#127	1	1	yes	characteristic
121	C₂×C₄×C₁₉	#127	1	1	yes	characteristic
122	C₂×C₄×C₁₉	#127	1	1	yes	characteristic
123	C₂×C₄×C₁₉	C₂×SD₁₆	1	4	yes	—
124	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
125	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
126	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
127	C₈×C₁₉	—	2	4	no	—
128	C₈×C₁₉	—	2	4	no	—
129	C₈×C₁₉	C₂×SD₁₆	1	4	yes	—
130	C₈×C₁₉	C₂×SD₁₆	1	4	yes	—
131	#3227	C₂×C₁₉	1	2	yes	complemented
132	#3206	C₂×C₁₉	1	2	yes	complemented
133	C₂×#500	C₂×C₁₉	1	1	yes	characteristic, complemented
134	#3147	C₂×C₁₉	1	1	yes	characteristic
135	#1714	C₂×C₁₉	1	4	yes	complemented
136	#1707	C₂×C₁₉	1	2	yes	complemented
137	#1706	C₂×C₁₉	1	2	yes	complemented
138	#1450	C₂×C₁₉	1	1	yes	characteristic, complemented
139	C₂²×C₁₉	—	2	1	no	—
140	C₂²×C₁₉	—	2	1	no	—
141	C₂²×C₁₉	—	8	2	no	—
142	C₂²×C₁₉	—	8	2	no	—
143	C₂²×C₁₉	—	8	2	no	—
144	C₂²×C₁₉	#492	1	2	yes	—
145	C₂²×C₁₉	C₂×#127	1	1	yes	characteristic
146	C₄×C₁₉	—	2	1	no	—
147	C₄×C₁₉	—	2	1	no	—
148	C₄×C₁₉	—	8	2	no	—
149	C₄×C₁₉	—	8	4	no	—
150	C₄×C₁₉	#492	1	2	yes	—
151	C₄×C₁₉	C₂²×SD₁₆	1	2	yes	—
152	C₄×C₁₉	#576	1	2	yes	—
153	C₄×C₁₉	#578	1	2	yes	—
154	C₂×#135	—	2	2	no	—
155	#532	C₂²×C₁₉	1	2	yes	—
156	C₂×C₄⋊Q₈	C₂²×C₁₉	1	2	yes	—
157	#500	—	2	2	no	—
158	#500	C₂²×C₁₉	1	2	yes	—
159	#500	C₂²×C₁₉	1	2	yes	—
160	#498	C₂²×C₁₉	1	4	yes	—
161	#495	—	2	2	no	—
162	#494	C₂²×C₁₉	1	1	yes	characteristic
163	#493	C₂²×C₁₉	1	1	yes	characteristic
164	#492	C₂²×C₁₉	1	2	yes	—
165	#492	C₂²×C₁₉	1	4	yes	—
166	#487	C₂²×C₁₉	1	4	yes	—
167	#486	C₂²×C₁₉	1	4	yes	—
168	#481	—	2	4	no	—
169	#476	—	2	4	no	—
170	#461	—	2	4	no	—
171	#448	—	2	4	no	—
172	#431	C₂²×C₁₉	1	1	yes	characteristic
173	#431	C₂²×C₁₉	1	1	yes	characteristic
174	C₂×#107	—	2	2	no	—
175	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
176	#322	C₂²×C₁₉	1	2	yes	—
177	C₈²	C₂²×C₁₉	1	2	yes	—
178	C₂×C₁₉	—	2	2	no	—
179	C₂×C₁₉	—	16	2	no	—
180	C₂×C₁₉	C₂×#492	1	1	yes	characteristic
181	C₂×C₁₉	#3155	1	1	yes	characteristic
182	C₂×C₁₉	#3156	1	1	yes	characteristic
183	C₂×#41	—	2	2	no	—
184	C₂²×Q₈	—	2	2	no	—
185	#135	—	4	8	no	—
186	C₂×Q₁₆	—	2	2	no	—
187	C₂×SD₁₆	—	2	4	no	—
188	C₂×SD₁₆	—	2	8	no	—
189	C₂×D₈	—	2	2	no	—
190	C₂²×C₈	D₄×C₁₉	1	2	yes	—
191	C₄⋊Q₈	—	2	2	no	—
192	C₄⋊Q₈	—	2	2	no	—
193	C₄⋊Q₈	—	2	2	no	—
194	C₄⋊Q₈	C₂³×C₁₉	1	4	yes	—
195	C₄⋊Q₈	C₂³×C₁₉	1	2	yes	—
196	#127	C₂³×C₁₉	1	2	yes	—
197	#124	—	2	2	no	—
198	#121	—	2	2	no	—
199	#121	—	2	2	no	—
200	C₄×D₄	—	2	2	no	—
201	C₄×D₄	—	2	2	no	—
202	C₂×C₄⋊C₄	—	2	2	no	—
203	C₂×C₄⋊C₄	—	2	2	no	—
204	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
205	#107	—	2	4	no	—
206	#107	—	2	4	no	—
207	#106	—	2	8	no	—
208	C₄⋊C₈	D₄×C₁₉	1	2	yes	—
209	C₄⋊C₈	D₄×C₁₉	1	2	yes	—
210	#103	—	2	8	no	—
211	#102	—	2	8	no	—
212	C₂²⋊C₈	D₄×C₁₉	1	2	yes	—
213	C₂²⋊C₈	D₄×C₁₉	1	2	yes	—
214	C₄×C₈	D₄×C₁₉	1	2	yes	—
215	C₄×C₈	C₂³×C₁₉	1	1	yes	characteristic
216	C₄×C₈	C₂³×C₁₉	1	2	yes	—
217	C₄×C₈	C₂³×C₁₉	1	2	yes	—
218	C₄×C₈	C₂³×C₁₉	1	1	yes	characteristic
219	C₁₉	#19655	1	1	yes	characteristic, direct product factor, Sylow
220	#41	—	4	8	no	—
221	C₂×Q₈	—	2	4	no	—
222	C₂×Q₈	—	2	2	no	—
223	C₂×Q₈	—	4	2	no	—
224	C₂×Q₈	—	8	4	no	—
225	C₂×D₄	—	2	2	no	—
226	C₂×D₄	—	2	2	no	—
227	C₂×D₄	—	2	2	no	—
228	C₂×D₄	—	4	2	no	—
229	C₂²×C₄	—	4	2	no	—
230	C₂²×C₄	—	4	2	no	—
231	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
232	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
233	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
234	Q₁₆	—	4	4	no	—
235	SD₁₆	—	4	8	no	—
236	SD₁₆	—	8	8	no	—
237	D₈	—	4	4	no	—
238	C₂×C₈	SD₁₆×C₁₉	1	8	yes	complemented
239	C₂×C₈	C₂×D₄×C₁₉	1	4	yes	—
240	C₂×C₈	C₂×D₄×C₁₉	1	4	yes	—
241	C₂×C₈	C₂×D₄×C₁₉	1	2	yes	—
242	C₂×C₈	C₂×D₄×C₁₉	1	2	yes	—
243	C₄⋊C₄	—	2	4	no	—
244	C₄⋊C₄	—	2	2	no	—
245	C₄⋊C₄	—	2	2	no	—
246	C₄⋊C₄	—	2	4	no	—
247	C₄⋊C₄	—	4	2	no	—
248	C₄⋊C₄	—	4	2	no	—
249	C₂²⋊C₄	—	4	2	no	—
250	C₂²⋊C₄	—	4	2	no	—
251	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
252	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
253	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
254	C₄²	C₂⁴×C₁₉	1	1	yes	characteristic
255	C₂³	—	4	2	no	—
256	C₂³	C₁₉×#127	1	1	yes	characteristic
257	Q₈	—	4	4	no	—
258	Q₈	—	4	8	no	—
259	Q₈	—	8	4	no	—
260	D₄	—	4	4	no	—
261	D₄	—	4	4	no	—
262	D₄	—	4	4	no	—
263	D₄	—	8	4	no	—
264	C₂×C₄	—	2	2	no	—
265	C₂×C₄	—	2	2	no	—
266	C₂×C₄	—	4	2	no	—
267	C₂×C₄	—	4	4	no	—
268	C₂×C₄	—	8	4	no	—
269	C₂×C₄	—	8	4	no	—
270	C₂×C₄	C₁₉×#127	1	1	yes	characteristic
271	C₂×C₄	C₁₉×#127	1	1	yes	characteristic
272	C₂×C₄	C₁₉×#127	1	1	yes	characteristic
273	C₂×C₄	C₂×SD₁₆×C₁₉	1	4	yes	—
274	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
275	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
276	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
277	C₈	—	2	4	no	—
278	C₈	—	2	4	no	—
279	C₈	C₂×SD₁₆×C₁₉	1	4	yes	—
280	C₈	C₂×SD₁₆×C₁₉	1	4	yes	—
281	C₂²	—	2	1	no	—
282	C₂²	—	2	1	no	—
283	C₂²	—	8	2	no	—
284	C₂²	—	8	2	no	—
285	C₂²	—	8	2	no	—
286	C₂²	C₁₉×#492	1	2	yes	—
287	C₂²	C₂×C₁₉×#127	1	1	yes	characteristic
288	C₄	—	2	1	no	—
289	C₄	—	2	1	no	—
290	C₄	—	8	2	no	—
291	C₄	—	8	4	no	—
292	C₄	C₁₉×#492	1	2	yes	—
293	C₄	C₂²×SD₁₆×C₁₉	1	2	yes	—
294	C₄	C₁₉×#576	1	2	yes	—
295	C₄	C₁₉×#578	1	2	yes	—
296	C₂	—	2	2	no	—
297	C₂	—	16	2	no	—
298	C₂	C₂×C₁₉×#492	1	1	yes	characteristic
299	C₂	C₁₉×#3155	1	1	yes	characteristic
300	C₂	C₁₉×#3156	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂²×C₁₉	C₂×#127
commutator, Frattini, cosocle	C₄²	C₂⁴×C₁₉
prime radical	C₁₉×#3147	C₂
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂²×C₁₉ ◁ C₂×C₄²×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
1. C₁₉×#3227	C₂	semidirect
2. C₁₉×#3206	C₂	semidirect
3. C₂×C₁₉×#500	C₂	semidirect
5. C₁₉×#1714	C₂	semidirect
6. C₁₉×#1707	C₂	semidirect
7. C₁₉×#1706	C₂	semidirect
8. C₁₉×#1450	C₂	semidirect
87. C₂×C₈×C₁₉	SD₁₆	semidirect
104. #19655	C₁₉	direct (N × H)
131. #3227	C₂×C₁₉	semidirect
132. #3206	C₂×C₁₉	semidirect
133. C₂×#500	C₂×C₁₉	semidirect
135. #1714	C₂×C₁₉	semidirect
136. #1707	C₂×C₁₉	semidirect
137. #1706	C₂×C₁₉	semidirect
138. #1450	C₂×C₁₉	semidirect
219. C₁₉	#19655	direct (N × H)
238. C₂×C₈	SD₁₆×C₁₉	semidirect

Maximal subgroups

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

subgroup	index
C₁₉×#3227	2
C₁₉×#3206	2
C₂×C₁₉×#500	2
C₁₉×#3147	2
C₁₉×#1714	2
C₁₉×#1707	2
C₁₉×#1706	2
C₁₉×#1450	2
#19655	19

Subgroups — C19×#19655 #18025614

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#19655 #18025614