Subgroups — C₂×C₁₉×#2178 #18039420

Order 4864.

662 conjugacy classes of subgroups.

The subgroup lattice has 270 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₁₉×#508	C₂	1	1	yes	maximal, characteristic
2	C₂×C₁₉×#443	C₂	1	2	yes	maximal, complemented
3	C₁₉×#2178	C₂	1	8	yes	maximal, direct product factor
4	C₂×C₁₉×#368	C₂	1	1	yes	maximal, characteristic, complemented
5	C₂×C₁₉×#359	C₂	1	2	yes	maximal, complemented
6	C₂×C₄×C₁₆×C₁₉	C₂	1	1	yes	maximal, characteristic, complemented
7	C₂×C₁₉×#135	C₂²	1	2	yes	—
8	C₂×C₁₉×#131	—	2	2	no	—
9	C₁₉×#508	C₄	1	4	yes	complemented
10	C₁₉×#508	C₂²	1	4	yes	—
11	C₂×C₁₉×Q₃₂	C₄	1	1	yes	characteristic, complemented
12	C₂×C₁₉×SD₃₂	C₄	1	2	yes	complemented
13	C₂×C₁₉×D₁₆	C₄	1	1	yes	characteristic, complemented
14	C₂²×C₁₆×C₁₉	C₂²	1	1	yes	characteristic
15	C₂²×C₁₆×C₁₉	C₂²	1	1	yes	characteristic
16	C₁₉×#443	—	2	4	no	—
17	C₁₉×#443	C₂²	1	8	yes	complemented
18	C₂×C₁₉×#108	C₂²	1	2	yes	—
19	C₂×C₁₉×#104	—	2	2	no	—
20	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
21	C₁₉×#368	C₂²	1	4	yes	complemented
22	C₁₉×#359	C₂²	1	8	yes	complemented
23	C₄×C₁₆×C₁₉	C₂²	1	4	yes	complemented
24	C₂×#41×C₁₉	—	2	2	no	—
25	C₁₉×#135	—	2	2	no	—
26	C₁₉×#135	—	2	2	no	—
27	C₁₉×#135	C₂×C₄	1	4	yes	—
28	C₁₉×#135	C₂³	1	4	yes	—
29	C₂×Q₁₆×C₁₉	C₂×C₄	1	2	yes	—
30	C₂×SD₁₆×C₁₉	—	2	2	no	—
31	C₂×D₈×C₁₉	C₂×C₄	1	2	yes	—
32	C₁₉×#131	—	2	8	no	—
33	C₁₉×#131	—	4	4	no	—
34	C₂×M₁₆×C₁₉	—	2	2	no	—
35	C₂×M₁₆×C₁₉	—	4	2	no	—
36	C₂²×C₈×C₁₉	—	4	2	no	—
37	C₂²×C₈×C₁₉	D₄	1	1	yes	characteristic
38	C₂²×C₈×C₁₉	C₂³	1	1	yes	characteristic
39	C₂×C₄²×C₁₉	D₄	1	1	yes	characteristic
40	C₁₉×Q₃₂	C₂×C₄	1	4	yes	complemented
41	C₁₉×SD₃₂	C₂×C₄	1	8	yes	complemented
42	C₁₉×D₁₆	C₂×C₄	1	4	yes	complemented
43	C₂×C₁₆×C₁₉	—	2	1	no	—
44	C₂×C₁₆×C₁₉	—	2	1	no	—
45	C₂×C₁₆×C₁₉	C₂×C₄	1	1	yes	characteristic
46	C₂×C₁₆×C₁₉	C₂×C₄	1	1	yes	characteristic
47	C₂×C₁₆×C₁₉	C₂×C₄	1	2	yes	—
48	C₂×C₁₆×C₁₉	C₂³	1	2	yes	—
49	C₂×C₁₆×C₁₉	C₂³	1	2	yes	—
50	C₁₉×#108	—	2	2	no	—
51	C₁₉×#108	C₂³	1	4	yes	—
52	C₁₉×#104	—	2	8	no	—
53	C₄×C₈×C₁₉	D₄	1	2	yes	—
54	C₄×C₈×C₁₉	C₂³	1	2	yes	—
55	#41×C₁₉	—	2	4	no	—
56	#41×C₁₉	—	2	4	no	—
57	#41×C₁₉	—	4	2	no	—
58	#41×C₁₉	—	4	2	no	—
59	C₂×Q₈×C₁₉	—	2	2	no	—
60	C₂×D₄×C₁₉	—	2	2	no	—
61	C₂×D₄×C₁₉	—	4	2	no	—
62	C₂²×C₄×C₁₉	—	2	1	no	—
63	C₂²×C₄×C₁₉	—	4	2	no	—
64	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
65	Q₁₆×C₁₉	—	2	2	no	—
66	Q₁₆×C₁₉	C₂²×C₄	1	4	yes	—
67	SD₁₆×C₁₉	—	2	4	no	—
68	SD₁₆×C₁₉	—	2	4	no	—
69	D₈×C₁₉	—	2	2	no	—
70	D₈×C₁₉	C₂²×C₄	1	4	yes	—
71	M₁₆×C₁₉	—	2	4	no	—
72	M₁₆×C₁₉	—	4	2	no	—
73	M₁₆×C₁₉	—	4	8	no	—
74	C₂×C₈×C₁₉	—	4	2	no	—
75	C₂×C₈×C₁₉	—	4	8	no	—
76	C₂×C₈×C₁₉	D₈	1	1	yes	characteristic
77	C₂×C₈×C₁₉	D₈	1	2	yes	—
78	C₂×C₈×C₁₉	D₈	1	1	yes	characteristic
79	C₂×C₈×C₁₉	C₂²×C₄	1	1	yes	characteristic
80	C₂×C₈×C₁₉	C₂²×C₄	1	1	yes	characteristic
81	C₂×C₈×C₁₉	C₂×D₄	1	1	yes	characteristic
82	C₂×C₈×C₁₉	C₂×D₄	1	2	yes	—
83	C₂×C₈×C₁₉	#41	1	1	yes	characteristic
84	C₂×C₈×C₁₉	#41	1	1	yes	characteristic
85	C₂×C₈×C₁₉	C₂⁴	1	1	yes	characteristic
86	C₄²×C₁₉	—	2	1	no	—
87	C₄²×C₁₉	C₂×D₄	1	2	yes	—
88	C₁₆×C₁₉	—	2	2	no	—
89	C₁₆×C₁₉	C₂²×C₄	1	2	yes	—
90	C₁₆×C₁₉	C₂²×C₄	1	2	yes	—
91	C₂×#2178	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
92	C₂³×C₁₉	—	4	2	no	—
93	C₂³×C₁₉	#135	1	1	yes	characteristic
94	Q₈×C₁₉	—	2	4	no	—
95	Q₈×C₁₉	—	4	2	no	—
96	D₄×C₁₉	—	2	4	no	—
97	D₄×C₁₉	—	4	4	no	—
98	D₄×C₁₉	—	4	4	no	—
99	D₄×C₁₉	—	4	2	no	—
100	C₂×C₄×C₁₉	—	2	4	no	—
101	C₂×C₄×C₁₉	—	2	2	no	—
102	C₂×C₄×C₁₉	—	4	2	no	—
103	C₂×C₄×C₁₉	—	4	4	no	—
104	C₂×C₄×C₁₉	—	4	4	no	—
105	C₂×C₄×C₁₉	C₄×D₄	1	1	yes	characteristic
106	C₂×C₄×C₁₉	C₄×D₄	1	1	yes	characteristic
107	C₂×C₄×C₁₉	C₂×D₈	1	1	yes	characteristic
108	C₂×C₄×C₁₉	C₂×D₈	1	1	yes	characteristic
109	C₂×C₄×C₁₉	#135	1	1	yes	characteristic
110	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
111	C₈×C₁₉	—	4	4	no	—
112	C₈×C₁₉	C₄×D₄	1	1	yes	characteristic
113	C₈×C₁₉	C₄×D₄	1	1	yes	characteristic
114	C₈×C₁₉	C₂×D₈	1	2	yes	—
115	C₈×C₁₉	C₂×D₈	1	2	yes	—
116	C₈×C₁₉	C₂³×C₄	1	1	yes	characteristic
117	C₈×C₁₉	C₂×#41	1	1	yes	characteristic
118	C₂×#508	C₂×C₁₉	1	1	yes	characteristic
119	C₂×#443	C₂×C₁₉	1	2	yes	complemented
120	#2178	C₂×C₁₉	1	8	yes	direct product factor
121	C₂×#368	C₂×C₁₉	1	1	yes	characteristic, complemented
122	C₂×#359	C₂×C₁₉	1	2	yes	complemented
123	C₂×C₄×C₁₆	C₂×C₁₉	1	1	yes	characteristic, complemented
124	C₂²×C₁₉	—	2	2	no	—
125	C₂²×C₁₉	—	4	4	no	—
126	C₂²×C₁₉	—	8	4	no	—
127	C₂²×C₁₉	C₄×D₈	1	1	yes	characteristic
128	C₂²×C₁₉	C₄×D₈	1	1	yes	characteristic
129	C₂²×C₁₉	C₂×#135	1	1	yes	characteristic
130	C₄×C₁₉	—	2	4	no	—
131	C₄×C₁₉	—	4	4	no	—
132	C₄×C₁₉	C₄×D₈	1	1	yes	characteristic
133	C₄×C₁₉	C₄×D₈	1	1	yes	characteristic
134	C₄×C₁₉	C₂×C₄×D₄	1	1	yes	characteristic
135	C₄×C₁₉	C₂²×D₈	1	1	yes	characteristic
136	C₂×#135	C₂²×C₁₉	1	2	yes	—
137	C₂×#131	—	2	2	no	—
138	#508	C₄×C₁₉	1	4	yes	complemented
139	#508	C₂²×C₁₉	1	4	yes	—
140	C₂×Q₃₂	C₄×C₁₉	1	1	yes	characteristic, complemented
141	C₂×SD₃₂	C₄×C₁₉	1	2	yes	complemented
142	C₂×D₁₆	C₄×C₁₉	1	1	yes	characteristic, complemented
143	C₂²×C₁₆	C₂²×C₁₉	1	1	yes	characteristic
144	C₂²×C₁₆	C₂²×C₁₉	1	1	yes	characteristic
145	#443	—	2	4	no	—
146	#443	C₂²×C₁₉	1	8	yes	complemented
147	C₂×#108	C₂²×C₁₉	1	2	yes	—
148	C₂×#104	—	2	2	no	—
149	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
150	#368	C₂²×C₁₉	1	4	yes	complemented
151	#359	C₂²×C₁₉	1	8	yes	complemented
152	C₄×C₁₆	C₂²×C₁₉	1	4	yes	complemented
153	C₂×C₁₉	—	2	1	no	—
154	C₂×C₁₉	—	2	1	no	—
155	C₂×C₁₉	—	8	4	no	—
156	C₂×C₁₉	#2178	1	2	yes	direct product factor
157	C₂×C₁₉	C₂×C₄×D₈	1	1	yes	characteristic
158	C₂×#41	—	2	2	no	—
159	#135	—	2	2	no	—
160	#135	—	2	2	no	—
161	#135	C₂×C₄×C₁₉	1	4	yes	—
162	#135	C₂³×C₁₉	1	4	yes	—
163	C₂×Q₁₆	C₂×C₄×C₁₉	1	2	yes	—
164	C₂×SD₁₆	—	2	2	no	—
165	C₂×D₈	C₂×C₄×C₁₉	1	2	yes	—
166	#131	—	2	8	no	—
167	#131	—	4	4	no	—
168	C₂×M₁₆	—	2	2	no	—
169	C₂×M₁₆	—	4	2	no	—
170	C₂²×C₈	—	4	2	no	—
171	C₂²×C₈	D₄×C₁₉	1	1	yes	characteristic
172	C₂²×C₈	C₂³×C₁₉	1	1	yes	characteristic
173	C₂×C₄²	D₄×C₁₉	1	1	yes	characteristic
174	Q₃₂	C₂×C₄×C₁₉	1	4	yes	complemented
175	SD₃₂	C₂×C₄×C₁₉	1	8	yes	complemented
176	D₁₆	C₂×C₄×C₁₉	1	4	yes	complemented
177	C₂×C₁₆	—	2	1	no	—
178	C₂×C₁₆	—	2	1	no	—
179	C₂×C₁₆	C₂×C₄×C₁₉	1	1	yes	characteristic
180	C₂×C₁₆	C₂×C₄×C₁₉	1	1	yes	characteristic
181	C₂×C₁₆	C₂×C₄×C₁₉	1	2	yes	—
182	C₂×C₁₆	C₂³×C₁₉	1	2	yes	—
183	C₂×C₁₆	C₂³×C₁₉	1	2	yes	—
184	#108	—	2	2	no	—
185	#108	C₂³×C₁₉	1	4	yes	—
186	#104	—	2	8	no	—
187	C₄×C₈	D₄×C₁₉	1	2	yes	—
188	C₄×C₈	C₂³×C₁₉	1	2	yes	—
189	C₁₉	C₂×#2178	1	1	yes	characteristic, direct product factor, Sylow
190	#41	—	2	4	no	—
191	#41	—	2	4	no	—
192	#41	—	4	2	no	—
193	#41	—	4	2	no	—
194	C₂×Q₈	—	2	2	no	—
195	C₂×D₄	—	2	2	no	—
196	C₂×D₄	—	4	2	no	—
197	C₂²×C₄	—	2	1	no	—
198	C₂²×C₄	—	4	2	no	—
199	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
200	Q₁₆	—	2	2	no	—
201	Q₁₆	C₂²×C₄×C₁₉	1	4	yes	—
202	SD₁₆	—	2	4	no	—
203	SD₁₆	—	2	4	no	—
204	D₈	—	2	2	no	—
205	D₈	C₂²×C₄×C₁₉	1	4	yes	—
206	M₁₆	—	2	4	no	—
207	M₁₆	—	4	2	no	—
208	M₁₆	—	4	8	no	—
209	C₂×C₈	—	4	2	no	—
210	C₂×C₈	—	4	8	no	—
211	C₂×C₈	D₈×C₁₉	1	1	yes	characteristic
212	C₂×C₈	D₈×C₁₉	1	2	yes	—
213	C₂×C₈	D₈×C₁₉	1	1	yes	characteristic
214	C₂×C₈	C₂²×C₄×C₁₉	1	1	yes	characteristic
215	C₂×C₈	C₂²×C₄×C₁₉	1	1	yes	characteristic
216	C₂×C₈	C₂×D₄×C₁₉	1	1	yes	characteristic
217	C₂×C₈	C₂×D₄×C₁₉	1	2	yes	—
218	C₂×C₈	#41×C₁₉	1	1	yes	characteristic
219	C₂×C₈	#41×C₁₉	1	1	yes	characteristic
220	C₂×C₈	C₂⁴×C₁₉	1	1	yes	characteristic
221	C₄²	—	2	1	no	—
222	C₄²	C₂×D₄×C₁₉	1	2	yes	—
223	C₁₆	—	2	2	no	—
224	C₁₆	C₂²×C₄×C₁₉	1	2	yes	—
225	C₁₆	C₂²×C₄×C₁₉	1	2	yes	—
226	C₂³	—	4	2	no	—
227	C₂³	C₁₉×#135	1	1	yes	characteristic
228	Q₈	—	2	4	no	—
229	Q₈	—	4	2	no	—
230	D₄	—	2	4	no	—
231	D₄	—	4	4	no	—
232	D₄	—	4	4	no	—
233	D₄	—	4	2	no	—
234	C₂×C₄	—	2	4	no	—
235	C₂×C₄	—	2	2	no	—
236	C₂×C₄	—	4	2	no	—
237	C₂×C₄	—	4	4	no	—
238	C₂×C₄	—	4	4	no	—
239	C₂×C₄	C₄×D₄×C₁₉	1	1	yes	characteristic
240	C₂×C₄	C₄×D₄×C₁₉	1	1	yes	characteristic
241	C₂×C₄	C₂×D₈×C₁₉	1	1	yes	characteristic
242	C₂×C₄	C₂×D₈×C₁₉	1	1	yes	characteristic
243	C₂×C₄	C₁₉×#135	1	1	yes	characteristic
244	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
245	C₈	—	4	4	no	—
246	C₈	C₄×D₄×C₁₉	1	1	yes	characteristic
247	C₈	C₄×D₄×C₁₉	1	1	yes	characteristic
248	C₈	C₂×D₈×C₁₉	1	2	yes	—
249	C₈	C₂×D₈×C₁₉	1	2	yes	—
250	C₈	C₂³×C₄×C₁₉	1	1	yes	characteristic
251	C₈	C₂×#41×C₁₉	1	1	yes	characteristic
252	C₂²	—	2	2	no	—
253	C₂²	—	4	4	no	—
254	C₂²	—	8	4	no	—
255	C₂²	C₄×D₈×C₁₉	1	1	yes	characteristic
256	C₂²	C₄×D₈×C₁₉	1	1	yes	characteristic
257	C₂²	C₂×C₁₉×#135	1	1	yes	characteristic
258	C₄	—	2	4	no	—
259	C₄	—	4	4	no	—
260	C₄	C₄×D₈×C₁₉	1	1	yes	characteristic
261	C₄	C₄×D₈×C₁₉	1	1	yes	characteristic
262	C₄	C₂×C₄×D₄×C₁₉	1	1	yes	characteristic
263	C₄	C₂²×D₈×C₁₉	1	1	yes	characteristic
264	C₂	—	2	1	no	—
265	C₂	—	2	1	no	—
266	C₂	—	8	4	no	—
267	C₂	C₁₉×#2178	1	2	yes	direct product factor
268	C₂	C₂×C₄×D₈×C₁₉	1	1	yes	characteristic

	subgroup	G/H
center	C₂×C₈×C₁₉	D₈
commutator	C₈	C₂³×C₄×C₁₉
Frattini, cosocle	C₂×C₈	C₂⁴×C₁₉
socle	C₂²×C₁₉	C₄×D₈
prime radical	C₂×C₁₉×#508	C₂
LCS	G ▷ C₈ ▷ C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₈×C₁₉ ◁ C₂²×C₈×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×#443	C₂	semidirect
3. C₁₉×#2178	C₂	direct (N × H)
4. C₂×C₁₉×#368	C₂	semidirect
5. C₂×C₁₉×#359	C₂	semidirect
6. C₂×C₄×C₁₆×C₁₉	C₂	semidirect
9. C₁₉×#508	C₄	semidirect
11. C₂×C₁₉×Q₃₂	C₄	semidirect
12. C₂×C₁₉×SD₃₂	C₄	semidirect
13. C₂×C₁₉×D₁₆	C₄	semidirect
17. C₁₉×#443	C₂²	semidirect
21. C₁₉×#368	C₂²	semidirect
22. C₁₉×#359	C₂²	semidirect
23. C₄×C₁₆×C₁₉	C₂²	semidirect
40. C₁₉×Q₃₂	C₂×C₄	semidirect
41. C₁₉×SD₃₂	C₂×C₄	semidirect
42. C₁₉×D₁₆	C₂×C₄	semidirect
91. C₂×#2178	C₁₉	direct (N × H)
119. C₂×#443	C₂×C₁₉	semidirect
120. #2178	C₂×C₁₉	direct (N × H)
121. C₂×#368	C₂×C₁₉	semidirect
122. C₂×#359	C₂×C₁₉	semidirect
123. C₂×C₄×C₁₆	C₂×C₁₉	semidirect
138. #508	C₄×C₁₉	semidirect
140. C₂×Q₃₂	C₄×C₁₉	semidirect
141. C₂×SD₃₂	C₄×C₁₉	semidirect
142. C₂×D₁₆	C₄×C₁₉	semidirect
146. #443	C₂²×C₁₉	semidirect
150. #368	C₂²×C₁₉	semidirect
151. #359	C₂²×C₁₉	semidirect
152. C₄×C₁₆	C₂²×C₁₉	semidirect
156. C₂×C₁₉	#2178	direct (N × H)
174. Q₃₂	C₂×C₄×C₁₉	semidirect
175. SD₃₂	C₂×C₄×C₁₉	semidirect
176. D₁₆	C₂×C₄×C₁₉	semidirect
189. C₁₉	C₂×#2178	direct (N × H)
267. C₂	C₁₉×#2178	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×#508	2
C₂×C₁₉×#443	2
C₁₉×#2178	2
C₂×C₁₉×#368	2
C₂×C₁₉×#359	2
C₂×C₄×C₁₆×C₁₉	2
C₂×#2178	19

Subgroups — C2×C19×#2178 #18039420

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×C₁₉×#2178 #18039420