Subgroups — C₁₉×#21920 #18027879

Order 4864.

694 conjugacy classes of subgroups.

The subgroup lattice has 300 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₁₉×#2285	C₂	1	1	yes	maximal, characteristic
2	C₁₉×#1917	C₂	1	4	yes	maximal, complemented
3	C₁₉×#1916	C₂	1	4	yes	maximal, complemented
4	C₁₉×#1817	C₂	1	2	yes	maximal
5	C₁₉×#1798	C₂	1	2	yes	maximal
6	C₁₉×#1750	C₂	1	2	yes	maximal
7	C₂×C₁₉×#117	C₂²	1	1	yes	characteristic
8	C₂×C₁₉×#117	C₂²	1	1	yes	characteristic
9	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
10	C₂×C₁₉×C₄⋊C₈	C₂²	1	2	yes	—
11	C₂×C₁₉×C₄⋊C₈	C₂²	1	2	yes	—
12	C₂×C₁₉×C₂²⋊C₈	C₂²	1	4	yes	—
13	C₂×C₁₉×#97	C₂²	1	2	yes	—
14	C₂×C₄×C₈×C₁₉	C₂²	1	2	yes	—
15	C₁₉×#384	C₄	1	1	yes	characteristic
16	C₁₉×#384	C₄	1	1	yes	characteristic
17	C₁₉×#382	C₄	1	1	yes	characteristic
18	C₁₉×#382	C₄	1	1	yes	characteristic
19	C₁₉×#380	C₄	1	4	yes	—
20	C₄×C₄⋊C₄×C₁₉	C₂²	1	4	yes	—
21	C₁₉×#336	C₂²	1	2	yes	—
22	C₁₉×#336	C₂²	1	4	yes	—
23	C₁₉×#336	C₂²	1	4	yes	—
24	C₁₉×#336	C₂²	1	4	yes	—
25	C₁₉×#336	C₂²	1	2	yes	—
26	C₂³×C₄×C₁₉	C₂×C₄	1	2	yes	—
27	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
28	C₂²×C₈×C₁₉	C₂³	1	4	yes	—
29	C₂²×C₈×C₁₉	C₂³	1	4	yes	—
30	C₁₉×#117	—	4	1	no	—
31	C₁₉×#117	—	4	1	no	—
32	C₁₉×#117	—	4	1	no	—
33	C₁₉×#117	—	4	1	no	—
34	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	4	yes	—
35	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	4	yes	—
36	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
37	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
38	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
39	C₂×C₄⋊C₄×C₁₉	C₂×C₄	1	1	yes	characteristic
40	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
41	C₂×C₂²⋊C₄×C₁₉	C₂×C₄	1	2	yes	—
42	C₂×C₄²×C₁₉	—	2	4	no	—
43	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
44	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
45	C₂×C₄²×C₁₉	C₂³	1	2	yes	—
46	C₂×C₄²×C₁₉	C₂³	1	2	yes	—
47	C₂×C₄²×C₁₉	C₂³	1	2	yes	—
48	C₁₉×C₄⋊C₈	—	4	2	no	—
49	C₁₉×C₄⋊C₈	—	4	2	no	—
50	C₁₉×C₂²⋊C₈	—	2	8	no	—
51	C₁₉×#97	—	4	2	no	—
52	C₄×C₈×C₁₉	—	4	2	no	—
53	C₁₉×#95	C₂×C₄	1	4	yes	—
54	C₁₉×#95	C₂×C₄	1	4	yes	—
55	C₂⁴×C₁₉	C₂²×C₄	1	1	yes	characteristic
56	C₂²×C₄×C₁₉	—	2	1	no	—
57	C₂²×C₄×C₁₉	—	2	1	no	—
58	C₂²×C₄×C₁₉	—	2	2	no	—
59	C₂²×C₄×C₁₉	—	2	4	no	—
60	C₂²×C₄×C₁₉	—	2	4	no	—
61	C₂²×C₄×C₁₉	—	4	2	no	—
62	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
63	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
64	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
65	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
66	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
67	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
68	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
69	C₂²×C₄×C₁₉	#41	1	4	yes	—
70	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
71	C₂×C₈×C₁₉	—	2	4	no	—
72	C₂×C₈×C₁₉	—	2	4	no	—
73	C₂×C₈×C₁₉	—	2	4	no	—
74	C₂×C₈×C₁₉	—	2	4	no	—
75	C₂×C₈×C₁₉	—	2	4	no	—
76	C₂×C₈×C₁₉	—	2	4	no	—
77	C₄⋊C₄×C₁₉	—	2	8	no	—
78	C₄⋊C₄×C₁₉	—	4	4	no	—
79	C₄⋊C₄×C₁₉	—	4	1	no	—
80	C₄⋊C₄×C₁₉	—	4	1	no	—
81	C₄⋊C₄×C₁₉	—	4	1	no	—
82	C₄⋊C₄×C₁₉	—	4	1	no	—
83	C₂²⋊C₄×C₁₉	—	4	2	no	—
84	C₂²⋊C₄×C₁₉	—	4	2	no	—
85	C₄²×C₁₉	—	2	2	no	—
86	C₄²×C₁₉	—	2	2	no	—
87	C₄²×C₁₉	—	2	4	no	—
88	C₄²×C₁₉	—	2	2	no	—
89	C₄²×C₁₉	—	2	2	no	—
90	C₄²×C₁₉	—	2	2	no	—
91	C₄²×C₁₉	—	2	2	no	—
92	#21920	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
93	C₂³×C₁₉	—	2	1	no	—
94	C₂³×C₁₉	—	2	1	no	—
95	C₂³×C₁₉	—	2	2	no	—
96	C₂³×C₁₉	—	2	2	no	—
97	C₂³×C₁₉	#117	1	2	yes	—
98	C₂³×C₁₉	C₂³×C₄	1	1	yes	characteristic
99	C₂×C₄×C₁₉	—	2	2	no	—
100	C₂×C₄×C₁₉	—	2	1	no	—
101	C₂×C₄×C₁₉	—	2	1	no	—
102	C₂×C₄×C₁₉	—	2	2	no	—
103	C₂×C₄×C₁₉	—	2	4	no	—
104	C₂×C₄×C₁₉	—	2	4	no	—
105	C₂×C₄×C₁₉	—	2	2	no	—
106	C₂×C₄×C₁₉	—	2	2	no	—
107	C₂×C₄×C₁₉	—	2	2	no	—
108	C₂×C₄×C₁₉	—	2	2	no	—
109	C₂×C₄×C₁₉	—	2	2	no	—
110	C₂×C₄×C₁₉	—	2	4	no	—
111	C₂×C₄×C₁₉	—	2	4	no	—
112	C₂×C₄×C₁₉	—	2	2	no	—
113	C₂×C₄×C₁₉	—	2	4	no	—
114	C₂×C₄×C₁₉	—	2	4	no	—
115	C₂×C₄×C₁₉	—	2	2	no	—
116	C₂×C₄×C₁₉	—	4	8	no	—
117	C₂×C₄×C₁₉	#117	1	2	yes	—
118	C₂×C₄×C₁₉	#131	1	4	yes	—
119	C₂×C₄×C₁₉	C₂×#41	1	2	yes	—
120	C₂×C₄×C₁₉	H(5,𝔽₂)	1	1	yes	characteristic
121	C₂×C₄×C₁₉	H(5,𝔽₂)	1	1	yes	characteristic
122	C₂×C₄×C₁₉	2₋¹⁺⁴	1	2	yes	—
123	C₈×C₁₉	—	4	4	no	—
124	C₈×C₁₉	—	4	4	no	—
125	#2285	C₂×C₁₉	1	1	yes	characteristic
126	#1917	C₂×C₁₉	1	4	yes	complemented
127	#1916	C₂×C₁₉	1	4	yes	complemented
128	#1817	C₂×C₁₉	1	2	yes	—
129	#1798	C₂×C₁₉	1	2	yes	—
130	#1750	C₂×C₁₉	1	2	yes	—
131	C₂²×C₁₉	—	2	2	no	—
132	C₂²×C₁₉	—	2	4	no	—
133	C₂²×C₁₉	—	4	1	no	—
134	C₂²×C₁₉	—	4	1	no	—
135	C₂²×C₁₉	—	4	2	no	—
136	C₂²×C₁₉	C₂×#117	1	1	yes	characteristic
137	C₂²×C₁₉	#518	1	1	yes	characteristic
138	C₂²×C₁₉	#519	1	1	yes	characteristic
139	C₂²×C₁₉	C₂×#131	1	2	yes	—
140	C₂²×C₁₉	#568	1	2	yes	—
141	C₄×C₁₉	—	2	2	no	—
142	C₄×C₁₉	—	2	4	no	—
143	C₄×C₁₉	—	4	2	no	—
144	C₄×C₁₉	—	4	2	no	—
145	C₄×C₁₉	—	4	2	no	—
146	C₄×C₁₉	—	4	2	no	—
147	C₄×C₁₉	—	4	2	no	—
148	C₄×C₁₉	#539	1	2	yes	—
149	C₄×C₁₉	#539	1	2	yes	—
150	C₂×#117	C₂²×C₁₉	1	1	yes	characteristic
151	C₂×#117	C₂²×C₁₉	1	1	yes	characteristic
152	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
153	C₂×C₄⋊C₈	C₂²×C₁₉	1	2	yes	—
154	C₂×C₄⋊C₈	C₂²×C₁₉	1	2	yes	—
155	C₂×C₂²⋊C₈	C₂²×C₁₉	1	4	yes	—
156	C₂×#97	C₂²×C₁₉	1	2	yes	—
157	C₂×C₄×C₈	C₂²×C₁₉	1	2	yes	—
158	#384	C₄×C₁₉	1	1	yes	characteristic
159	#384	C₄×C₁₉	1	1	yes	characteristic
160	#382	C₄×C₁₉	1	1	yes	characteristic
161	#382	C₄×C₁₉	1	1	yes	characteristic
162	#380	C₄×C₁₉	1	4	yes	—
163	C₄×C₄⋊C₄	C₂²×C₁₉	1	4	yes	—
164	#336	C₂²×C₁₉	1	4	yes	—
165	#336	C₂²×C₁₉	1	2	yes	—
166	#336	C₂²×C₁₉	1	4	yes	—
167	#336	C₂²×C₁₉	1	2	yes	—
168	#336	C₂²×C₁₉	1	4	yes	—
169	C₂×C₁₉	—	4	2	no	—
170	C₂×C₁₉	#2313	1	1	yes	characteristic
171	C₂×C₁₉	#2924	1	2	yes	—
172	C₂×C₁₉	#2979	1	1	yes	characteristic
173	C₂×C₁₉	#2980	1	1	yes	characteristic
174	C₂×C₁₉	#2985	1	2	yes	—
175	C₂³×C₄	C₂×C₄×C₁₉	1	2	yes	—
176	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
177	C₂²×C₈	C₂³×C₁₉	1	4	yes	—
178	C₂²×C₈	C₂³×C₁₉	1	4	yes	—
179	#117	—	4	1	no	—
180	#117	—	4	1	no	—
181	#117	—	4	1	no	—
182	#117	—	4	1	no	—
183	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	4	yes	—
184	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
185	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
186	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
187	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	1	yes	characteristic
188	C₂×C₄⋊C₄	C₂×C₄×C₁₉	1	4	yes	—
189	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
190	C₂×C₂²⋊C₄	C₂×C₄×C₁₉	1	2	yes	—
191	C₂×C₄²	—	2	4	no	—
192	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
193	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
194	C₂×C₄²	C₂³×C₁₉	1	2	yes	—
195	C₂×C₄²	C₂³×C₁₉	1	2	yes	—
196	C₂×C₄²	C₂³×C₁₉	1	2	yes	—
197	C₄⋊C₈	—	4	2	no	—
198	C₄⋊C₈	—	4	2	no	—
199	C₂²⋊C₈	—	2	8	no	—
200	#97	—	4	2	no	—
201	C₄×C₈	—	4	2	no	—
202	#95	C₂×C₄×C₁₉	1	4	yes	—
203	#95	C₂×C₄×C₁₉	1	4	yes	—
204	C₁₉	#21920	1	1	yes	characteristic, direct product factor, Sylow
205	C₂⁴	C₂²×C₄×C₁₉	1	1	yes	characteristic
206	C₂²×C₄	—	2	1	no	—
207	C₂²×C₄	—	2	1	no	—
208	C₂²×C₄	—	2	2	no	—
209	C₂²×C₄	—	2	4	no	—
210	C₂²×C₄	—	2	4	no	—
211	C₂²×C₄	—	4	2	no	—
212	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
213	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
214	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
215	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
216	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
217	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
218	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
219	C₂²×C₄	#41×C₁₉	1	4	yes	—
220	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
221	C₂×C₈	—	2	4	no	—
222	C₂×C₈	—	2	4	no	—
223	C₂×C₈	—	2	4	no	—
224	C₂×C₈	—	2	4	no	—
225	C₂×C₈	—	2	4	no	—
226	C₂×C₈	—	2	4	no	—
227	C₄⋊C₄	—	2	8	no	—
228	C₄⋊C₄	—	4	4	no	—
229	C₄⋊C₄	—	4	1	no	—
230	C₄⋊C₄	—	4	1	no	—
231	C₄⋊C₄	—	4	1	no	—
232	C₄⋊C₄	—	4	1	no	—
233	C₂²⋊C₄	—	4	2	no	—
234	C₂²⋊C₄	—	4	2	no	—
235	C₄²	—	2	2	no	—
236	C₄²	—	2	2	no	—
237	C₄²	—	2	4	no	—
238	C₄²	—	2	2	no	—
239	C₄²	—	2	2	no	—
240	C₄²	—	2	2	no	—
241	C₄²	—	2	2	no	—
242	C₂³	—	2	1	no	—
243	C₂³	—	2	1	no	—
244	C₂³	—	2	2	no	—
245	C₂³	—	2	2	no	—
246	C₂³	C₁₉×#117	1	2	yes	—
247	C₂³	C₂³×C₄×C₁₉	1	1	yes	characteristic
248	C₂×C₄	—	2	2	no	—
249	C₂×C₄	—	2	1	no	—
250	C₂×C₄	—	2	1	no	—
251	C₂×C₄	—	2	2	no	—
252	C₂×C₄	—	2	4	no	—
253	C₂×C₄	—	2	4	no	—
254	C₂×C₄	—	2	2	no	—
255	C₂×C₄	—	2	2	no	—
256	C₂×C₄	—	2	2	no	—
257	C₂×C₄	—	2	2	no	—
258	C₂×C₄	—	2	2	no	—
259	C₂×C₄	—	2	4	no	—
260	C₂×C₄	—	2	4	no	—
261	C₂×C₄	—	2	2	no	—
262	C₂×C₄	—	2	4	no	—
263	C₂×C₄	—	2	4	no	—
264	C₂×C₄	—	2	2	no	—
265	C₂×C₄	—	4	8	no	—
266	C₂×C₄	C₁₉×#117	1	2	yes	—
267	C₂×C₄	C₁₉×#131	1	4	yes	—
268	C₂×C₄	C₂×#41×C₁₉	1	2	yes	—
269	C₂×C₄	C₁₉×H(5,𝔽₂)	1	1	yes	characteristic
270	C₂×C₄	C₁₉×H(5,𝔽₂)	1	1	yes	characteristic
271	C₂×C₄	C₁₉×2₋¹⁺⁴	1	2	yes	—
272	C₈	—	4	4	no	—
273	C₈	—	4	4	no	—
274	C₂²	—	2	4	no	—
275	C₂²	—	2	2	no	—
276	C₂²	—	4	1	no	—
277	C₂²	—	4	1	no	—
278	C₂²	—	4	2	no	—
279	C₂²	C₂×C₁₉×#117	1	1	yes	characteristic
280	C₂²	C₁₉×#518	1	1	yes	characteristic
281	C₂²	C₁₉×#519	1	1	yes	characteristic
282	C₂²	C₂×C₁₉×#131	1	2	yes	—
283	C₂²	C₁₉×#568	1	2	yes	—
284	C₄	—	2	4	no	—
285	C₄	—	2	2	no	—
286	C₄	—	4	2	no	—
287	C₄	—	4	2	no	—
288	C₄	—	4	2	no	—
289	C₄	—	4	2	no	—
290	C₄	—	4	2	no	—
291	C₄	C₁₉×#539	1	2	yes	—
292	C₄	C₁₉×#539	1	2	yes	—
293	C₂	—	4	2	no	—
294	C₂	C₁₉×#2313	1	1	yes	characteristic
295	C₂	C₁₉×#2924	1	2	yes	—
296	C₂	C₁₉×#2979	1	1	yes	characteristic
297	C₂	C₁₉×#2980	1	1	yes	characteristic
298	C₂	C₁₉×#2985	1	2	yes	—

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

Complements

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

N	H ≅ G/N	type
2. C₁₉×#1917	C₂	semidirect
3. C₁₉×#1916	C₂	semidirect
92. #21920	C₁₉	direct (N × H)
126. #1917	C₂×C₁₉	semidirect
127. #1916	C₂×C₁₉	semidirect
204. C₁₉	#21920	direct (N × H)

Maximal subgroups

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

subgroup	index
C₁₉×#2285	2
C₁₉×#1917	2
C₁₉×#1916	2
C₁₉×#1817	2
C₁₉×#1798	2
C₁₉×#1750	2
#21920	19

Subgroups — C19×#21920 #18027879

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#21920 #18027879