Subgroups — C₁₉×#21967 #18027926

Order 4864.

754 conjugacy classes of subgroups.

The subgroup lattice has 266 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₁₉×#424	C₂	1	1	yes	maximal, characteristic
2	C₁₉×#2314	C₂	1	2	yes	maximal
3	C₁₉×#1949	C₂	1	4	yes	maximal, complemented
4	C₁₉×#1948	C₂	1	4	yes	maximal, complemented
5	C₁₉×#1809	C₂	1	2	yes	maximal
6	C₁₉×#1807	C₂	1	2	yes	maximal
7	C₂²×M₁₆×C₁₉	C₂²	1	1	yes	characteristic
8	C₂³×C₈×C₁₉	C₂²	1	1	yes	characteristic
9	C₂×C₁₉×#117	C₂²	1	1	yes	characteristic
10	C₂×C₁₉×#107	C₂²	1	2	yes	—
11	C₂×C₁₉×#106	C₂²	1	2	yes	—
12	C₂×C₁₉×#106	C₂²	1	2	yes	—
13	C₂×C₁₉×#106	C₂²	1	2	yes	—
14	C₁₉×#424	C₄	1	8	yes	complemented
15	C₂×C₁₉×C₄⋊C₈	C₂²	1	4	yes	—
16	C₁₉×#388	—	2	4	no	—
17	C₁₉×#387	—	2	4	no	—
18	C₁₉×#384	C₂²	1	2	yes	—
19	C₁₉×#382	C₂²	1	2	yes	—
20	C₁₉×#380	C₂²	1	4	yes	—
21	C₄×C₄⋊C₄×C₁₉	C₂²	1	4	yes	—
22	C₁₉×#340	C₂²	1	4	yes	—
23	C₁₉×#340	C₂²	1	4	yes	—
24	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
25	C₂×M₁₆×C₁₉	—	4	1	no	—
26	C₂×M₁₆×C₁₉	—	4	1	no	—
27	C₂×M₁₆×C₁₉	C₂×C₄	1	4	yes	—
28	C₂²×C₈×C₁₉	—	4	1	no	—
29	C₂²×C₈×C₁₉	—	4	1	no	—
30	C₂²×C₈×C₁₉	C₂×C₄	1	4	yes	—
31	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
32	C₂²×C₈×C₁₉	C₂³	1	2	yes	—
33	C₁₉×#117	C₂×C₄	1	4	yes	—
34	C₁₉×#117	Q₈	1	4	yes	—
35	C₂×C₄⋊C₄×C₁₉	—	2	4	no	—
36	C₂×C₄⋊C₄×C₁₉	D₄	1	2	yes	—
37	C₂×C₄⋊C₄×C₁₉	C₂³	1	4	yes	—
38	C₂×C₄⋊C₄×C₁₉	C₂³	1	4	yes	—
39	C₂×C₂²⋊C₄×C₁₉	—	2	4	no	—
40	C₂×C₂²⋊C₄×C₁₉	D₄	1	2	yes	—
41	C₂×C₄²×C₁₉	—	2	4	no	—
42	C₂×C₄²×C₁₉	C₂³	1	2	yes	—
43	C₁₉×#107	—	4	2	no	—
44	C₁₉×#106	—	4	2	no	—
45	C₁₉×#106	—	4	2	no	—
46	C₁₉×#106	—	4	2	no	—
47	C₁₉×C₄⋊C₈	C₂×C₄	1	16	yes	—
48	C₁₉×#95	—	2	4	no	—
49	C₁₉×#95	—	2	4	no	—
50	C₁₉×#95	—	2	4	no	—
51	C₂⁴×C₁₉	C₂×D₄	1	1	yes	characteristic
52	C₂²×C₄×C₁₉	—	2	1	no	—
53	C₂²×C₄×C₁₉	—	2	1	no	—
54	C₂²×C₄×C₁₉	—	2	1	no	—
55	C₂²×C₄×C₁₉	—	2	1	no	—
56	C₂²×C₄×C₁₉	—	2	4	no	—
57	C₂²×C₄×C₁₉	—	2	4	no	—
58	C₂²×C₄×C₁₉	C₂²×C₄	1	2	yes	—
59	C₂²×C₄×C₁₉	C₂×D₄	1	4	yes	—
60	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
61	C₂²×C₄×C₁₉	C₂×Q₈	1	2	yes	—
62	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
63	M₁₆×C₁₉	—	4	4	no	—
64	C₂×C₈×C₁₉	—	2	2	no	—
65	C₂×C₈×C₁₉	—	2	2	no	—
66	C₂×C₈×C₁₉	—	2	2	no	—
67	C₂×C₈×C₁₉	—	2	2	no	—
68	C₂×C₈×C₁₉	—	4	4	no	—
69	C₂×C₈×C₁₉	C₂²×C₄	1	4	yes	—
70	C₂×C₈×C₁₉	C₂²×C₄	1	4	yes	—
71	C₄⋊C₄×C₁₉	—	2	4	no	—
72	C₄⋊C₄×C₁₉	—	2	4	no	—
73	C₄⋊C₄×C₁₉	—	2	4	no	—
74	C₄⋊C₄×C₁₉	—	2	4	no	—
75	C₄⋊C₄×C₁₉	—	8	4	no	—
76	C₄⋊C₄×C₁₉	C₄⋊C₄	1	8	yes	—
77	C₂²⋊C₄×C₁₉	—	8	4	no	—
78	C₂²⋊C₄×C₁₉	C₄⋊C₄	1	8	yes	—
79	C₄²×C₁₉	—	8	4	no	—
80	C₄²×C₁₉	C₂²×C₄	1	4	yes	—
81	C₄²×C₁₉	C₂×Q₈	1	4	yes	—
82	#21967	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
83	C₂³×C₁₉	—	2	1	no	—
84	C₂³×C₁₉	—	2	1	no	—
85	C₂³×C₁₉	—	2	4	no	—
86	C₂³×C₁₉	C₂×C₄⋊C₄	1	2	yes	—
87	C₂³×C₁₉	C₂²×D₄	1	1	yes	characteristic
88	C₂×C₄×C₁₉	—	2	1	no	—
89	C₂×C₄×C₁₉	—	2	1	no	—
90	C₂×C₄×C₁₉	—	2	4	no	—
91	C₂×C₄×C₁₉	—	2	4	no	—
92	C₂×C₄×C₁₉	—	2	2	no	—
93	C₂×C₄×C₁₉	—	2	2	no	—
94	C₂×C₄×C₁₉	—	2	2	no	—
95	C₂×C₄×C₁₉	—	2	2	no	—
96	C₂×C₄×C₁₉	—	4	4	no	—
97	C₂×C₄×C₁₉	—	4	4	no	—
98	C₂×C₄×C₁₉	—	4	4	no	—
99	C₂×C₄×C₁₉	—	4	4	no	—
100	C₂×C₄×C₁₉	—	4	4	no	—
101	C₂×C₄×C₁₉	—	4	4	no	—
102	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	8	yes	—
103	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	2	yes	—
104	C₂×C₄×C₁₉	C₂³×C₄	1	1	yes	characteristic
105	C₂×C₄×C₁₉	C₂²×Q₈	1	1	yes	characteristic
106	C₂×C₄×C₁₉	H(5,𝔽₂)	1	1	yes	characteristic
107	C₂×C₄×C₁₉	H(5,𝔽₂)	1	1	yes	characteristic
108	C₂×C₄×C₁₉	2₋¹⁺⁴	1	1	yes	characteristic
109	C₂×C₄×C₁₉	2₋¹⁺⁴	1	1	yes	characteristic
110	C₈×C₁₉	—	2	4	no	—
111	C₈×C₁₉	—	2	4	no	—
112	C₂×#424	C₂×C₁₉	1	1	yes	characteristic
113	#2314	C₂×C₁₉	1	2	yes	—
114	#1949	C₂×C₁₉	1	4	yes	complemented
115	#1948	C₂×C₁₉	1	4	yes	complemented
116	#1809	C₂×C₁₉	1	2	yes	—
117	#1807	C₂×C₁₉	1	2	yes	—
118	C₂²×C₁₉	—	2	2	no	—
119	C₂²×C₁₉	—	2	4	no	—
120	C₂²×C₁₉	—	4	2	no	—
121	C₂²×C₁₉	—	4	2	no	—
122	C₂²×C₁₉	C₂²×C₄⋊C₄	1	1	yes	characteristic
123	C₂²×C₁₉	#537	1	1	yes	characteristic
124	C₂²×C₁₉	#537	1	1	yes	characteristic
125	C₂²×C₁₉	#577	1	4	yes	—
126	C₄×C₁₉	—	2	2	no	—
127	C₄×C₁₉	—	2	8	no	—
128	C₄×C₁₉	—	8	4	no	—
129	C₄×C₁₉	—	8	4	no	—
130	C₄×C₁₉	#518	1	1	yes	characteristic
131	C₄×C₁₉	#519	1	1	yes	characteristic
132	C₄×C₁₉	#544	1	1	yes	characteristic
133	C₄×C₁₉	#544	1	1	yes	characteristic
134	C₂²×M₁₆	C₂²×C₁₉	1	1	yes	characteristic
135	C₂³×C₈	C₂²×C₁₉	1	1	yes	characteristic
136	C₂×#117	C₂²×C₁₉	1	1	yes	characteristic
137	C₂×#107	C₂²×C₁₉	1	2	yes	—
138	C₂×#106	C₂²×C₁₉	1	2	yes	—
139	C₂×#106	C₂²×C₁₉	1	2	yes	—
140	C₂×#106	C₂²×C₁₉	1	2	yes	—
141	#424	C₄×C₁₉	1	8	yes	complemented
142	C₂×C₄⋊C₈	C₂²×C₁₉	1	4	yes	—
143	#388	—	2	4	no	—
144	#387	—	2	4	no	—
145	#384	C₂²×C₁₉	1	2	yes	—
146	#382	C₂²×C₁₉	1	2	yes	—
147	#380	C₂²×C₁₉	1	4	yes	—
148	C₄×C₄⋊C₄	C₂²×C₁₉	1	4	yes	—
149	#340	C₂²×C₁₉	1	4	yes	—
150	#340	C₂²×C₁₉	1	4	yes	—
151	C₂×C₁₉	—	4	2	no	—
152	C₂×C₁₉	#2316	1	1	yes	characteristic
153	C₂×C₁₉	#2912	1	2	yes	—
154	C₂×C₁₉	#3260	1	2	yes	—
155	C₂×C₁₉	#3263	1	2	yes	—
156	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
157	C₂×M₁₆	—	4	1	no	—
158	C₂×M₁₆	—	4	1	no	—
159	C₂×M₁₆	C₂×C₄×C₁₉	1	4	yes	—
160	C₂²×C₈	—	4	1	no	—
161	C₂²×C₈	—	4	1	no	—
162	C₂²×C₈	C₂×C₄×C₁₉	1	4	yes	—
163	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
164	C₂²×C₈	C₂³×C₁₉	1	2	yes	—
165	#117	C₂×C₄×C₁₉	1	4	yes	—
166	#117	Q₈×C₁₉	1	4	yes	—
167	C₂×C₄⋊C₄	—	2	4	no	—
168	C₂×C₄⋊C₄	D₄×C₁₉	1	2	yes	—
169	C₂×C₄⋊C₄	C₂³×C₁₉	1	4	yes	—
170	C₂×C₄⋊C₄	C₂³×C₁₉	1	4	yes	—
171	C₂×C₂²⋊C₄	—	2	4	no	—
172	C₂×C₂²⋊C₄	D₄×C₁₉	1	2	yes	—
173	C₂×C₄²	—	2	4	no	—
174	C₂×C₄²	C₂³×C₁₉	1	2	yes	—
175	#107	—	4	2	no	—
176	#106	—	4	2	no	—
177	#106	—	4	2	no	—
178	#106	—	4	2	no	—
179	C₄⋊C₈	C₂×C₄×C₁₉	1	16	yes	—
180	#95	—	2	4	no	—
181	#95	—	2	4	no	—
182	#95	—	2	4	no	—
183	C₁₉	#21967	1	1	yes	characteristic, direct product factor, Sylow
184	C₂⁴	C₂×D₄×C₁₉	1	1	yes	characteristic
185	C₂²×C₄	—	2	1	no	—
186	C₂²×C₄	—	2	1	no	—
187	C₂²×C₄	—	2	1	no	—
188	C₂²×C₄	—	2	1	no	—
189	C₂²×C₄	—	2	4	no	—
190	C₂²×C₄	—	2	4	no	—
191	C₂²×C₄	C₂²×C₄×C₁₉	1	2	yes	—
192	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
193	C₂²×C₄	C₂×D₄×C₁₉	1	4	yes	—
194	C₂²×C₄	C₂×Q₈×C₁₉	1	2	yes	—
195	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
196	M₁₆	—	4	4	no	—
197	C₂×C₈	—	2	2	no	—
198	C₂×C₈	—	2	2	no	—
199	C₂×C₈	—	2	2	no	—
200	C₂×C₈	—	2	2	no	—
201	C₂×C₈	—	4	4	no	—
202	C₂×C₈	C₂²×C₄×C₁₉	1	4	yes	—
203	C₂×C₈	C₂²×C₄×C₁₉	1	4	yes	—
204	C₄⋊C₄	—	2	4	no	—
205	C₄⋊C₄	—	2	4	no	—
206	C₄⋊C₄	—	2	4	no	—
207	C₄⋊C₄	—	2	4	no	—
208	C₄⋊C₄	—	8	4	no	—
209	C₄⋊C₄	C₄⋊C₄×C₁₉	1	8	yes	—
210	C₂²⋊C₄	—	8	4	no	—
211	C₂²⋊C₄	C₄⋊C₄×C₁₉	1	8	yes	—
212	C₄²	—	8	4	no	—
213	C₄²	C₂²×C₄×C₁₉	1	4	yes	—
214	C₄²	C₂×Q₈×C₁₉	1	4	yes	—
215	C₂³	—	2	1	no	—
216	C₂³	—	2	1	no	—
217	C₂³	—	2	4	no	—
218	C₂³	C₂×C₄⋊C₄×C₁₉	1	2	yes	—
219	C₂³	C₂²×D₄×C₁₉	1	1	yes	characteristic
220	C₂×C₄	—	2	1	no	—
221	C₂×C₄	—	2	1	no	—
222	C₂×C₄	—	2	4	no	—
223	C₂×C₄	—	2	4	no	—
224	C₂×C₄	—	2	2	no	—
225	C₂×C₄	—	2	2	no	—
226	C₂×C₄	—	2	2	no	—
227	C₂×C₄	—	2	2	no	—
228	C₂×C₄	—	4	4	no	—
229	C₂×C₄	—	4	4	no	—
230	C₂×C₄	—	4	4	no	—
231	C₂×C₄	—	4	4	no	—
232	C₂×C₄	—	4	4	no	—
233	C₂×C₄	—	4	4	no	—
234	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	8	yes	—
235	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	2	yes	—
236	C₂×C₄	C₂³×C₄×C₁₉	1	1	yes	characteristic
237	C₂×C₄	C₂²×Q₈×C₁₉	1	1	yes	characteristic
238	C₂×C₄	C₁₉×H(5,𝔽₂)	1	1	yes	characteristic
239	C₂×C₄	C₁₉×H(5,𝔽₂)	1	1	yes	characteristic
240	C₂×C₄	C₁₉×2₋¹⁺⁴	1	1	yes	characteristic
241	C₂×C₄	C₁₉×2₋¹⁺⁴	1	1	yes	characteristic
242	C₈	—	2	4	no	—
243	C₈	—	2	4	no	—
244	C₂²	—	2	4	no	—
245	C₂²	—	2	2	no	—
246	C₂²	—	4	2	no	—
247	C₂²	—	4	2	no	—
248	C₂²	C₂²×C₄⋊C₄×C₁₉	1	1	yes	characteristic
249	C₂²	C₁₉×#537	1	1	yes	characteristic
250	C₂²	C₁₉×#537	1	1	yes	characteristic
251	C₂²	C₁₉×#577	1	4	yes	—
252	C₄	—	2	8	no	—
253	C₄	—	2	2	no	—
254	C₄	—	8	4	no	—
255	C₄	—	8	4	no	—
256	C₄	C₁₉×#518	1	1	yes	characteristic
257	C₄	C₁₉×#519	1	1	yes	characteristic
258	C₄	C₁₉×#544	1	1	yes	characteristic
259	C₄	C₁₉×#544	1	1	yes	characteristic
260	C₂	—	4	2	no	—
261	C₂	C₁₉×#2316	1	1	yes	characteristic
262	C₂	C₁₉×#2912	1	2	yes	—
263	C₂	C₁₉×#3260	1	2	yes	—
264	C₂	C₁₉×#3263	1	2	yes	—

	subgroup	G/H
center, socle	C₂³×C₁₉	C₂²×D₄
commutator	C₂×C₄	C₂³×C₄×C₁₉
Frattini, cosocle	C₂²×C₄	C₂⁴×C₁₉
prime radical	C₂⁴×C₁₉	C₂×D₄
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂³×C₁₉ ◁ C₂×C₁₉×#117 ◁ G

Complements

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

N	H ≅ G/N	type
3. C₁₉×#1949	C₂	semidirect
4. C₁₉×#1948	C₂	semidirect
14. C₁₉×#424	C₄	semidirect
82. #21967	C₁₉	direct (N × H)
114. #1949	C₂×C₁₉	semidirect
115. #1948	C₂×C₁₉	semidirect
141. #424	C₄×C₁₉	semidirect
183. C₁₉	#21967	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×#424	2
C₁₉×#2314	2
C₁₉×#1949	2
C₁₉×#1948	2
C₁₉×#1809	2
C₁₉×#1807	2
#21967	19

Subgroups — C19×#21967 #18027926

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₁₉×#21967 #18027926