Subgroups — C₁₉×#8654 #18014613

Order 4864.

494 conjugacy classes of subgroups.

The subgroup lattice has 286 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₁₉×#436	C₂	1	1	yes	maximal, characteristic
2	C₁₉×#1834	C₂	1	1	yes	maximal, characteristic, complemented
3	C₁₉×#1802	C₂	1	2	yes	maximal
4	C₂×C₁₉×#335	C₂	1	1	yes	maximal, characteristic, complemented
5	C₁₉×#1296	C₂	1	2	yes	maximal, complemented
6	C₂²×M₁₆×C₁₉	—	2	1	no	—
7	C₂×C₄×D₄×C₁₉	C₂²	1	1	yes	characteristic
8	C₁₉×#436	—	2	2	no	—
9	C₁₉×#436	C₄	1	4	yes	complemented
10	C₂×C₁₉×C₄⋊C₈	C₂²	1	2	yes	—
11	C₂×C₁₉×C₄⋊C₈	C₂²	1	1	yes	characteristic
12	C₂×C₁₉×#102	—	2	2	no	—
13	C₂×C₁₉×C₂²⋊C₈	—	2	1	no	—
14	C₂×C₄×C₈×C₁₉	C₂²	1	1	yes	characteristic
15	C₁₉×#384	C₂²	1	2	yes	—
16	C₁₉×#340	—	2	1	no	—
17	C₁₉×#340	—	2	1	no	—
18	C₁₉×#340	—	2	2	no	—
19	C₁₉×#335	—	2	2	no	—
20	C₂²×D₄×C₁₉	D₄	1	1	yes	characteristic
21	C₂³×C₄×C₁₉	—	2	1	no	—
22	C₂×M₁₆×C₁₉	—	2	4	no	—
23	C₂×M₁₆×C₁₉	—	4	4	no	—
24	C₂²×C₈×C₁₉	—	2	1	no	—
25	C₂²×C₈×C₁₉	—	2	2	no	—
26	C₂²×C₈×C₁₉	D₄	1	1	yes	characteristic
27	C₂²×C₈×C₁₉	D₄	1	1	yes	characteristic
28	C₄×D₄×C₁₉	—	2	1	no	—
29	C₄×D₄×C₁₉	—	2	1	no	—
30	C₄×D₄×C₁₉	C₂×C₄	1	2	yes	—
31	C₄×D₄×C₁₉	Q₈	1	2	yes	—
32	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
33	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
34	C₂×C₄⋊C₄×C₁₉	—	2	2	no	—
35	C₂×C₄⋊C₄×C₁₉	D₄	1	1	yes	characteristic
36	C₂×C₂²⋊C₄×C₁₉	—	2	1	no	—
37	C₂×C₄²×C₁₉	C₂³	1	1	yes	characteristic
38	C₁₉×C₄⋊C₈	—	2	1	no	—
39	C₁₉×C₄⋊C₈	—	2	2	no	—
40	C₁₉×C₄⋊C₈	—	2	2	no	—
41	C₁₉×C₄⋊C₈	C₂×C₄	1	2	yes	—
42	C₁₉×#102	—	4	4	no	—
43	C₁₉×C₂²⋊C₈	—	2	4	no	—
44	C₄×C₈×C₁₉	C₂×C₄	1	2	yes	—
45	C₄×C₈×C₁₉	D₄	1	2	yes	—
46	C₂⁴×C₁₉	—	2	1	no	—
47	C₂×D₄×C₁₉	—	2	1	no	—
48	C₂×D₄×C₁₉	—	2	2	no	—
49	C₂×D₄×C₁₉	—	2	2	no	—
50	C₂×D₄×C₁₉	C₄⋊C₄	1	2	yes	—
51	C₂²×C₄×C₁₉	—	2	1	no	—
52	C₂²×C₄×C₁₉	—	2	2	no	—
53	C₂²×C₄×C₁₉	—	2	2	no	—
54	C₂²×C₄×C₁₉	—	4	2	no	—
55	C₂²×C₄×C₁₉	—	4	2	no	—
56	C₂²×C₄×C₁₉	—	4	2	no	—
57	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
58	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
59	C₂²×C₄×C₁₉	#41	1	1	yes	characteristic
60	M₁₆×C₁₉	—	4	8	no	—
61	C₂×C₈×C₁₉	—	2	2	no	—
62	C₂×C₈×C₁₉	—	2	2	no	—
63	C₂×C₈×C₁₉	—	2	2	no	—
64	C₂×C₈×C₁₉	—	4	2	no	—
65	C₂×C₈×C₁₉	—	4	2	no	—
66	C₂×C₈×C₁₉	—	4	2	no	—
67	C₂×C₈×C₁₉	—	4	2	no	—
68	C₂×C₈×C₁₉	C₂²⋊C₄	1	2	yes	—
69	C₂×C₈×C₁₉	C₂²⋊C₄	1	2	yes	—
70	C₄⋊C₄×C₁₉	—	2	1	no	—
71	C₄⋊C₄×C₁₉	—	4	2	no	—
72	C₄⋊C₄×C₁₉	—	4	2	no	—
73	C₄⋊C₄×C₁₉	—	4	2	no	—
74	C₄⋊C₄×C₁₉	—	4	2	no	—
75	C₄⋊C₄×C₁₉	—	8	2	no	—
76	C₄⋊C₄×C₁₉	C₄⋊C₄	1	2	yes	—
77	C₂²⋊C₄×C₁₉	—	2	2	no	—
78	C₂²⋊C₄×C₁₉	—	2	2	no	—
79	C₄²×C₁₉	C₂²×C₄	1	1	yes	characteristic
80	C₄²×C₁₉	C₂×D₄	1	1	yes	characteristic
81	C₄²×C₁₉	C₂×Q₈	1	1	yes	characteristic
82	C₄²×C₁₉	#41	1	1	yes	characteristic
83	#8654	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
84	C₂³×C₁₉	—	2	2	no	—
85	C₂³×C₁₉	—	4	2	no	—
86	C₂³×C₁₉	—	4	2	no	—
87	C₂³×C₁₉	—	4	1	no	—
88	C₂³×C₁₉	—	4	1	no	—
89	C₂³×C₁₉	#121	1	1	yes	characteristic
90	D₄×C₁₉	—	2	4	no	—
91	D₄×C₁₉	—	4	1	no	—
92	D₄×C₁₉	—	4	1	no	—
93	C₂×C₄×C₁₉	—	2	1	no	—
94	C₂×C₄×C₁₉	—	2	1	no	—
95	C₂×C₄×C₁₉	—	2	2	no	—
96	C₂×C₄×C₁₉	—	4	2	no	—
97	C₂×C₄×C₁₉	—	4	2	no	—
98	C₂×C₄×C₁₉	—	4	2	no	—
99	C₂×C₄×C₁₉	—	4	4	no	—
100	C₂×C₄×C₁₉	—	8	2	no	—
101	C₂×C₄×C₁₉	—	8	2	no	—
102	C₂×C₄×C₁₉	—	8	2	no	—
103	C₂×C₄×C₁₉	C₂×C₂²⋊C₄	1	1	yes	characteristic
104	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	1	yes	characteristic
105	C₂×C₄×C₁₉	#117	1	1	yes	characteristic
106	C₂×C₄×C₁₉	#121	1	1	yes	characteristic
107	C₂×C₄×C₁₉	C₂²⋊Q₈	1	1	yes	characteristic
108	C₂×C₄×C₁₉	C₂²⋊Q₈	1	1	yes	characteristic
109	C₂×C₄×C₁₉	#135	1	2	yes	—
110	C₂×C₄×C₁₉	AGL(1,ℤ/8)	1	2	yes	—
111	C₂×C₄×C₁₉	AGL(1,ℤ/8)	1	2	yes	—
112	C₂×C₄×C₁₉	#137	1	2	yes	—
113	C₈×C₁₉	—	2	2	no	—
114	C₈×C₁₉	—	2	2	no	—
115	C₈×C₁₉	—	4	2	no	—
116	C₈×C₁₉	—	8	2	no	—
117	C₂×#436	C₂×C₁₉	1	1	yes	characteristic
118	#1834	C₂×C₁₉	1	1	yes	characteristic, complemented
119	#1802	C₂×C₁₉	1	2	yes	—
120	C₂×#335	C₂×C₁₉	1	1	yes	characteristic, complemented
121	#1296	C₂×C₁₉	1	2	yes	complemented
122	C₂²×C₁₉	—	4	2	no	—
123	C₂²×C₁₉	—	4	2	no	—
124	C₂²×C₁₉	—	4	2	no	—
125	C₂²×C₁₉	—	8	2	no	—
126	C₂²×C₁₉	—	8	2	no	—
127	C₂²×C₁₉	#380	1	1	yes	characteristic
128	C₂²×C₁₉	#463	1	2	yes	—
129	C₂²×C₁₉	#468	1	2	yes	—
130	C₂²×C₁₉	#472	1	1	yes	characteristic
131	C₂²×C₁₉	#473	1	1	yes	characteristic
132	C₄×C₁₉	—	2	1	no	—
133	C₄×C₁₉	—	2	1	no	—
134	C₄×C₁₉	—	4	2	no	—
135	C₄×C₁₉	—	16	2	no	—
136	C₄×C₁₉	#416	1	1	yes	characteristic
137	C₄×C₁₉	#418	1	1	yes	characteristic
138	C₄×C₁₉	#428	1	2	yes	—
139	C₄×C₁₉	#469	1	1	yes	characteristic
140	C₄×C₁₉	#470	1	1	yes	characteristic
141	C₄×C₁₉	#478	1	2	yes	—
142	C₂²×M₁₆	—	2	1	no	—
143	C₂×C₄×D₄	C₂²×C₁₉	1	1	yes	characteristic
144	#436	—	2	2	no	—
145	#436	C₄×C₁₉	1	4	yes	complemented
146	C₂×C₄⋊C₈	C₂²×C₁₉	1	2	yes	—
147	C₂×C₄⋊C₈	C₂²×C₁₉	1	1	yes	characteristic
148	C₂×#102	—	2	2	no	—
149	C₂×C₂²⋊C₈	—	2	1	no	—
150	C₂×C₄×C₈	C₂²×C₁₉	1	1	yes	characteristic
151	#384	C₂²×C₁₉	1	2	yes	—
152	#340	—	2	1	no	—
153	#340	—	2	1	no	—
154	#340	—	2	2	no	—
155	#335	—	2	2	no	—
156	C₂×C₁₉	—	8	2	no	—
157	C₂×C₁₉	#1697	1	2	yes	—
158	C₂×C₁₉	#1699	1	2	yes	—
159	C₂×C₁₉	#1804	1	1	yes	characteristic
160	C₂×C₁₉	#1809	1	1	yes	characteristic
161	C₂×C₁₉	#1816	1	1	yes	characteristic
162	C₂²×D₄	D₄×C₁₉	1	1	yes	characteristic
163	C₂³×C₄	—	2	1	no	—
164	C₂×M₁₆	—	2	4	no	—
165	C₂×M₁₆	—	4	4	no	—
166	C₂²×C₈	—	2	1	no	—
167	C₂²×C₈	—	2	2	no	—
168	C₂²×C₈	D₄×C₁₉	1	1	yes	characteristic
169	C₂²×C₈	D₄×C₁₉	1	1	yes	characteristic
170	C₄×D₄	—	2	1	no	—
171	C₄×D₄	—	2	1	no	—
172	C₄×D₄	C₂×C₄×C₁₉	1	2	yes	—
173	C₄×D₄	Q₈×C₁₉	1	2	yes	—
174	C₂×C₄⋊C₄	—	2	2	no	—
175	C₂×C₄⋊C₄	—	2	2	no	—
176	C₂×C₄⋊C₄	—	2	2	no	—
177	C₂×C₄⋊C₄	D₄×C₁₉	1	1	yes	characteristic
178	C₂×C₂²⋊C₄	—	2	1	no	—
179	C₂×C₄²	C₂³×C₁₉	1	1	yes	characteristic
180	C₄⋊C₈	—	2	1	no	—
181	C₄⋊C₈	—	2	2	no	—
182	C₄⋊C₈	—	2	2	no	—
183	C₄⋊C₈	C₂×C₄×C₁₉	1	2	yes	—
184	#102	—	4	4	no	—
185	C₂²⋊C₈	—	2	4	no	—
186	C₄×C₈	C₂×C₄×C₁₉	1	2	yes	—
187	C₄×C₈	D₄×C₁₉	1	2	yes	—
188	C₁₉	#8654	1	1	yes	characteristic, direct product factor, Sylow
189	C₂⁴	—	2	1	no	—
190	C₂×D₄	—	2	1	no	—
191	C₂×D₄	—	2	2	no	—
192	C₂×D₄	—	2	2	no	—
193	C₂×D₄	C₄⋊C₄×C₁₉	1	2	yes	—
194	C₂²×C₄	—	2	1	no	—
195	C₂²×C₄	—	2	2	no	—
196	C₂²×C₄	—	2	2	no	—
197	C₂²×C₄	—	4	2	no	—
198	C₂²×C₄	—	4	2	no	—
199	C₂²×C₄	—	4	2	no	—
200	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
201	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
202	C₂²×C₄	#41×C₁₉	1	1	yes	characteristic
203	M₁₆	—	4	8	no	—
204	C₂×C₈	—	2	2	no	—
205	C₂×C₈	—	2	2	no	—
206	C₂×C₈	—	2	2	no	—
207	C₂×C₈	—	4	2	no	—
208	C₂×C₈	—	4	2	no	—
209	C₂×C₈	—	4	2	no	—
210	C₂×C₈	—	4	2	no	—
211	C₂×C₈	C₂²⋊C₄×C₁₉	1	2	yes	—
212	C₂×C₈	C₂²⋊C₄×C₁₉	1	2	yes	—
213	C₄⋊C₄	—	2	1	no	—
214	C₄⋊C₄	—	4	2	no	—
215	C₄⋊C₄	—	4	2	no	—
216	C₄⋊C₄	—	4	2	no	—
217	C₄⋊C₄	—	4	2	no	—
218	C₄⋊C₄	—	8	2	no	—
219	C₄⋊C₄	C₄⋊C₄×C₁₉	1	2	yes	—
220	C₂²⋊C₄	—	2	2	no	—
221	C₂²⋊C₄	—	2	2	no	—
222	C₄²	C₂²×C₄×C₁₉	1	1	yes	characteristic
223	C₄²	C₂×D₄×C₁₉	1	1	yes	characteristic
224	C₄²	C₂×Q₈×C₁₉	1	1	yes	characteristic
225	C₄²	#41×C₁₉	1	1	yes	characteristic
226	C₂³	—	2	2	no	—
227	C₂³	—	4	2	no	—
228	C₂³	—	4	2	no	—
229	C₂³	—	4	1	no	—
230	C₂³	—	4	1	no	—
231	C₂³	C₁₉×#121	1	1	yes	characteristic
232	D₄	—	2	4	no	—
233	D₄	—	4	1	no	—
234	D₄	—	4	1	no	—
235	C₂×C₄	—	2	1	no	—
236	C₂×C₄	—	2	1	no	—
237	C₂×C₄	—	2	2	no	—
238	C₂×C₄	—	4	2	no	—
239	C₂×C₄	—	4	2	no	—
240	C₂×C₄	—	4	2	no	—
241	C₂×C₄	—	4	4	no	—
242	C₂×C₄	—	8	2	no	—
243	C₂×C₄	—	8	2	no	—
244	C₂×C₄	—	8	2	no	—
245	C₂×C₄	C₂×C₂²⋊C₄×C₁₉	1	1	yes	characteristic
246	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	1	yes	characteristic
247	C₂×C₄	C₁₉×#117	1	1	yes	characteristic
248	C₂×C₄	C₁₉×#121	1	1	yes	characteristic
249	C₂×C₄	C₁₉×C₂²⋊Q₈	1	1	yes	characteristic
250	C₂×C₄	C₁₉×C₂²⋊Q₈	1	1	yes	characteristic
251	C₂×C₄	C₁₉×#135	1	2	yes	—
252	C₂×C₄	C₁₉×AGL(1,ℤ/8)	1	2	yes	—
253	C₂×C₄	C₁₉×AGL(1,ℤ/8)	1	2	yes	—
254	C₂×C₄	C₁₉×#137	1	2	yes	—
255	C₈	—	2	2	no	—
256	C₈	—	2	2	no	—
257	C₈	—	4	2	no	—
258	C₈	—	8	2	no	—
259	C₂²	—	4	2	no	—
260	C₂²	—	4	2	no	—
261	C₂²	—	4	2	no	—
262	C₂²	—	8	2	no	—
263	C₂²	—	8	2	no	—
264	C₂²	C₁₉×#380	1	1	yes	characteristic
265	C₂²	C₁₉×#463	1	2	yes	—
266	C₂²	C₁₉×#468	1	2	yes	—
267	C₂²	C₁₉×#472	1	1	yes	characteristic
268	C₂²	C₁₉×#473	1	1	yes	characteristic
269	C₄	—	2	1	no	—
270	C₄	—	2	1	no	—
271	C₄	—	4	2	no	—
272	C₄	—	16	2	no	—
273	C₄	C₁₉×#416	1	1	yes	characteristic
274	C₄	C₁₉×#418	1	1	yes	characteristic
275	C₄	C₁₉×#428	1	2	yes	—
276	C₄	C₁₉×#469	1	1	yes	characteristic
277	C₄	C₁₉×#470	1	1	yes	characteristic
278	C₄	C₁₉×#478	1	2	yes	—
279	C₂	—	8	2	no	—
280	C₂	C₁₉×#1697	1	2	yes	—
281	C₂	C₁₉×#1699	1	2	yes	—
282	C₂	C₁₉×#1804	1	1	yes	characteristic
283	C₂	C₁₉×#1809	1	1	yes	characteristic
284	C₂	C₁₉×#1816	1	1	yes	characteristic

	subgroup	G/H
center, socle	C₂³×C₁₉	#121
commutator	C₄²	C₂²×C₄×C₁₉
Frattini, cosocle	C₂×C₄²	C₂³×C₁₉
prime radical	C₂²×D₄×C₁₉	D₄
LCS	G ▷ C₄² ▷ C₂² ▷ C₁
UCS	C₁ ◁ C₂³×C₁₉ ◁ C₂×C₄²×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
2. C₁₉×#1834	C₂	semidirect
4. C₂×C₁₉×#335	C₂	semidirect
5. C₁₉×#1296	C₂	semidirect
9. C₁₉×#436	C₄	semidirect
83. #8654	C₁₉	direct (N × H)
118. #1834	C₂×C₁₉	semidirect
120. C₂×#335	C₂×C₁₉	semidirect
121. #1296	C₂×C₁₉	semidirect
145. #436	C₄×C₁₉	semidirect
188. C₁₉	#8654	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×#436	2
C₁₉×#1834	2
C₁₉×#1802	2
C₂×C₁₉×#335	2
C₁₉×#1296	2
#8654	19

Subgroups — C19×#8654 #18014613

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#8654 #18014613