Subgroups — C₂×C₁₉×#1837 #18026725

Order 4864.

870 conjugacy classes of subgroups.

The subgroup lattice has 212 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₁₉×#423	C₂	1	2	yes	maximal
2	C₂²×C₄×C₈×C₁₉	C₂	1	1	yes	maximal, characteristic
3	C₁₉×#1837	C₂	1	8	yes	maximal, direct product factor
4	C₂×C₁₉×#341	C₂	1	4	yes	maximal
5	C₂²×M₁₆×C₁₉	C₂²	1	4	yes	—
6	C₂³×C₈×C₁₉	C₂²	1	2	yes	—
7	C₂²×C₄²×C₁₉	C₂²	1	1	yes	characteristic
8	C₁₉×#423	—	2	4	no	—
9	C₁₉×#423	C₂²	1	8	yes	—
10	C₂×C₁₉×C₄⋊C₈	—	2	4	no	—
11	C₂×C₄×C₈×C₁₉	C₄	1	2	yes	—
12	C₂×C₄×C₈×C₁₉	C₄	1	4	yes	—
13	C₂×C₄×C₈×C₁₉	C₄	1	2	yes	—
14	C₂×C₄×C₈×C₁₉	C₂²	1	4	yes	—
15	C₁₉×#341	C₂²	1	16	yes	—
16	C₂³×C₄×C₁₉	Q₈	1	2	yes	—
17	C₂³×C₄×C₁₉	C₂³	1	1	yes	characteristic
18	C₂×M₁₆×C₁₉	—	2	4	no	—
19	C₂×M₁₆×C₁₉	—	2	16	no	—
20	C₂×M₁₆×C₁₉	C₂³	1	8	yes	—
21	C₂²×C₈×C₁₉	—	2	8	no	—
22	C₂²×C₈×C₁₉	—	2	4	no	—
23	C₂²×C₈×C₁₉	C₂×C₄	1	4	yes	—
24	C₂²×C₈×C₁₉	C₂×C₄	1	4	yes	—
25	C₂²×C₈×C₁₉	C₂³	1	4	yes	—
26	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
27	C₂×C₄²×C₁₉	C₂×C₄	1	2	yes	—
28	C₂×C₄²×C₁₉	C₂×C₄	1	1	yes	characteristic
29	C₂×C₄²×C₁₉	D₄	1	2	yes	—
30	C₂×C₄²×C₁₉	D₄	1	2	yes	—
31	C₂×C₄²×C₁₉	Q₈	1	2	yes	—
32	C₂×C₄²×C₁₉	C₂³	1	2	yes	—
33	C₁₉×C₄⋊C₈	—	2	16	no	—
34	C₄×C₈×C₁₉	C₂×C₄	1	8	yes	—
35	C₄×C₈×C₁₉	C₂×C₄	1	8	yes	—
36	C₂⁴×C₁₉	C₂×Q₈	1	1	yes	characteristic
37	C₂²×C₄×C₁₉	—	2	8	no	—
38	C₂²×C₄×C₁₉	C₄⋊C₄	1	2	yes	—
39	C₂²×C₄×C₁₉	C₄⋊C₄	1	4	yes	—
40	C₂²×C₄×C₁₉	C₄⋊C₄	1	2	yes	—
41	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
42	C₂²×C₄×C₁₉	C₂²×C₄	1	1	yes	characteristic
43	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
44	C₂²×C₄×C₁₉	C₂×D₄	1	1	yes	characteristic
45	C₂²×C₄×C₁₉	C₂×Q₈	1	4	yes	—
46	C₂²×C₄×C₁₉	C₂×Q₈	1	1	yes	characteristic
47	C₂²×C₄×C₁₉	#41	1	8	yes	—
48	C₂²×C₄×C₁₉	C₂⁴	1	1	yes	characteristic
49	M₁₆×C₁₉	—	2	16	no	—
50	M₁₆×C₁₉	—	4	8	no	—
51	C₂×C₈×C₁₉	—	2	8	no	—
52	C₂×C₈×C₁₉	—	2	8	no	—
53	C₂×C₈×C₁₉	—	2	8	no	—
54	C₂×C₈×C₁₉	—	2	8	no	—
55	C₂×C₈×C₁₉	—	4	8	no	—
56	C₂×C₈×C₁₉	C₂²×C₄	1	8	yes	—
57	C₄²×C₁₉	C₄⋊C₄	1	2	yes	—
58	C₄²×C₁₉	C₄⋊C₄	1	4	yes	—
59	C₄²×C₁₉	C₄⋊C₄	1	2	yes	—
60	C₄²×C₁₉	C₂²×C₄	1	2	yes	—
61	C₄²×C₁₉	C₂²×C₄	1	2	yes	—
62	C₄²×C₁₉	C₂×D₄	1	4	yes	—
63	C₂×#1837	C₁₉	1	1	yes	maximal, characteristic, direct product factor, Sylow
64	C₂³×C₁₉	—	2	4	no	—
65	C₂³×C₁₉	C₂×C₄⋊C₄	1	1	yes	characteristic
66	C₂³×C₁₉	C₂×C₄⋊C₄	1	1	yes	characteristic
67	C₂³×C₁₉	#125	1	4	yes	—
68	C₂³×C₁₉	C₂²×Q₈	1	1	yes	characteristic
69	C₂×C₄×C₁₉	—	2	4	no	—
70	C₂×C₄×C₁₉	—	2	8	no	—
71	C₂×C₄×C₁₉	—	2	8	no	—
72	C₂×C₄×C₁₉	#108	1	8	yes	—
73	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	4	yes	—
74	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	1	yes	characteristic
75	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	1	yes	characteristic
76	C₂×C₄×C₁₉	C₂×C₄⋊C₄	1	4	yes	—
77	C₂×C₄×C₁₉	#117	1	4	yes	—
78	C₂×C₄×C₁₉	#117	1	4	yes	—
79	C₂×C₄×C₁₉	#124	1	4	yes	—
80	C₂×C₄×C₁₉	#124	1	4	yes	—
81	C₂×C₄×C₁₉	#125	1	4	yes	—
82	C₂×C₄×C₁₉	C₂³×C₄	1	1	yes	characteristic
83	C₂×C₄×C₁₉	C₂²×D₄	1	1	yes	characteristic
84	C₂×C₄×C₁₉	C₂×#41	1	4	yes	—
85	C₈×C₁₉	—	2	8	no	—
86	C₈×C₁₉	—	4	8	no	—
87	C₂×#423	C₂×C₁₉	1	2	yes	—
88	C₂²×C₄×C₈	C₂×C₁₉	1	1	yes	characteristic
89	#1837	C₂×C₁₉	1	8	yes	direct product factor
90	C₂×#341	C₂×C₁₉	1	4	yes	—
91	C₂²×C₁₉	—	2	8	no	—
92	C₂²×C₁₉	—	2	2	no	—
93	C₂²×C₁₉	—	2	2	no	—
94	C₂²×C₁₉	#382	1	2	yes	—
95	C₂²×C₁₉	#382	1	2	yes	—
96	C₂²×C₁₉	C₂×#108	1	4	yes	—
97	C₂²×C₁₉	C₂²×C₄⋊C₄	1	1	yes	characteristic
98	C₂²×C₁₉	C₂×#125	1	2	yes	—
99	C₄×C₁₉	—	2	4	no	—
100	C₄×C₁₉	#382	1	2	yes	—
101	C₄×C₁₉	#382	1	2	yes	—
102	C₄×C₁₉	C₂×#108	1	8	yes	—
103	C₄×C₁₉	C₂×#117	1	2	yes	—
104	C₄×C₁₉	C₂×#124	1	2	yes	—
105	C₂²×M₁₆	C₂²×C₁₉	1	4	yes	—
106	C₂³×C₈	C₂²×C₁₉	1	2	yes	—
107	C₂²×C₄²	C₂²×C₁₉	1	1	yes	characteristic
108	#423	—	2	4	no	—
109	#423	C₂²×C₁₉	1	8	yes	—
110	C₂×C₄⋊C₈	—	2	4	no	—
111	C₂×C₄×C₈	C₄×C₁₉	1	2	yes	—
112	C₂×C₄×C₈	C₄×C₁₉	1	4	yes	—
113	C₂×C₄×C₈	C₄×C₁₉	1	2	yes	—
114	C₂×C₄×C₈	C₂²×C₁₉	1	4	yes	—
115	#341	C₂²×C₁₉	1	16	yes	—
116	C₂×C₁₉	—	2	2	no	—
117	C₂×C₁₉	—	2	2	no	—
118	C₂×C₁₉	#1837	1	4	yes	direct product factor
119	C₂×C₁₉	C₂×#382	1	1	yes	characteristic
120	C₂×C₁₉	C₂²×#108	1	2	yes	—
121	C₂³×C₄	Q₈×C₁₉	1	2	yes	—
122	C₂³×C₄	C₂³×C₁₉	1	1	yes	characteristic
123	C₂×M₁₆	—	2	4	no	—
124	C₂×M₁₆	—	2	16	no	—
125	C₂×M₁₆	C₂³×C₁₉	1	8	yes	—
126	C₂²×C₈	—	2	8	no	—
127	C₂²×C₈	—	2	4	no	—
128	C₂²×C₈	C₂×C₄×C₁₉	1	4	yes	—
129	C₂²×C₈	C₂×C₄×C₁₉	1	4	yes	—
130	C₂²×C₈	C₂³×C₁₉	1	4	yes	—
131	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
132	C₂×C₄²	C₂×C₄×C₁₉	1	2	yes	—
133	C₂×C₄²	C₂×C₄×C₁₉	1	1	yes	characteristic
134	C₂×C₄²	D₄×C₁₉	1	2	yes	—
135	C₂×C₄²	D₄×C₁₉	1	2	yes	—
136	C₂×C₄²	Q₈×C₁₉	1	2	yes	—
137	C₂×C₄²	C₂³×C₁₉	1	2	yes	—
138	C₄⋊C₈	—	2	16	no	—
139	C₄×C₈	C₂×C₄×C₁₉	1	8	yes	—
140	C₄×C₈	C₂×C₄×C₁₉	1	8	yes	—
141	C₁₉	C₂×#1837	1	1	yes	characteristic, direct product factor, Sylow
142	C₂⁴	C₂×Q₈×C₁₉	1	1	yes	characteristic
143	C₂²×C₄	—	2	8	no	—
144	C₂²×C₄	C₄⋊C₄×C₁₉	1	2	yes	—
145	C₂²×C₄	C₄⋊C₄×C₁₉	1	4	yes	—
146	C₂²×C₄	C₄⋊C₄×C₁₉	1	2	yes	—
147	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
148	C₂²×C₄	C₂²×C₄×C₁₉	1	1	yes	characteristic
149	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
150	C₂²×C₄	C₂×D₄×C₁₉	1	1	yes	characteristic
151	C₂²×C₄	C₂×Q₈×C₁₉	1	4	yes	—
152	C₂²×C₄	C₂×Q₈×C₁₉	1	1	yes	characteristic
153	C₂²×C₄	#41×C₁₉	1	8	yes	—
154	C₂²×C₄	C₂⁴×C₁₉	1	1	yes	characteristic
155	M₁₆	—	2	16	no	—
156	M₁₆	—	4	8	no	—
157	C₂×C₈	—	2	8	no	—
158	C₂×C₈	—	2	8	no	—
159	C₂×C₈	—	2	8	no	—
160	C₂×C₈	—	2	8	no	—
161	C₂×C₈	—	4	8	no	—
162	C₂×C₈	C₂²×C₄×C₁₉	1	8	yes	—
163	C₄²	C₄⋊C₄×C₁₉	1	2	yes	—
164	C₄²	C₄⋊C₄×C₁₉	1	4	yes	—
165	C₄²	C₄⋊C₄×C₁₉	1	2	yes	—
166	C₄²	C₂²×C₄×C₁₉	1	2	yes	—
167	C₄²	C₂²×C₄×C₁₉	1	2	yes	—
168	C₄²	C₂×D₄×C₁₉	1	4	yes	—
169	C₂³	—	2	4	no	—
170	C₂³	C₂×C₄⋊C₄×C₁₉	1	1	yes	characteristic
171	C₂³	C₂×C₄⋊C₄×C₁₉	1	1	yes	characteristic
172	C₂³	C₁₉×#125	1	4	yes	—
173	C₂³	C₂²×Q₈×C₁₉	1	1	yes	characteristic
174	C₂×C₄	—	2	4	no	—
175	C₂×C₄	—	2	8	no	—
176	C₂×C₄	—	2	8	no	—
177	C₂×C₄	C₁₉×#108	1	8	yes	—
178	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	4	yes	—
179	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	1	yes	characteristic
180	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	1	yes	characteristic
181	C₂×C₄	C₂×C₄⋊C₄×C₁₉	1	4	yes	—
182	C₂×C₄	C₁₉×#117	1	4	yes	—
183	C₂×C₄	C₁₉×#117	1	4	yes	—
184	C₂×C₄	C₁₉×#124	1	4	yes	—
185	C₂×C₄	C₁₉×#124	1	4	yes	—
186	C₂×C₄	C₁₉×#125	1	4	yes	—
187	C₂×C₄	C₂³×C₄×C₁₉	1	1	yes	characteristic
188	C₂×C₄	C₂²×D₄×C₁₉	1	1	yes	characteristic
189	C₂×C₄	C₂×#41×C₁₉	1	4	yes	—
190	C₈	—	2	8	no	—
191	C₈	—	4	8	no	—
192	C₂²	—	2	2	no	—
193	C₂²	—	2	2	no	—
194	C₂²	—	2	8	no	—
195	C₂²	C₁₉×#382	1	2	yes	—
196	C₂²	C₁₉×#382	1	2	yes	—
197	C₂²	C₂×C₁₉×#108	1	4	yes	—
198	C₂²	C₂²×C₄⋊C₄×C₁₉	1	1	yes	characteristic
199	C₂²	C₂×C₁₉×#125	1	2	yes	—
200	C₄	—	2	4	no	—
201	C₄	C₁₉×#382	1	2	yes	—
202	C₄	C₁₉×#382	1	2	yes	—
203	C₄	C₂×C₁₉×#108	1	8	yes	—
204	C₄	C₂×C₁₉×#117	1	2	yes	—
205	C₄	C₂×C₁₉×#124	1	2	yes	—
206	C₂	—	2	2	no	—
207	C₂	—	2	2	no	—
208	C₂	C₁₉×#1837	1	4	yes	direct product factor
209	C₂	C₂×C₁₉×#382	1	1	yes	characteristic
210	C₂	C₂²×C₁₉×#108	1	2	yes	—

	subgroup	G/H
center	C₂²×C₄×C₁₉	C₂×D₄
commutator	C₂×C₄	C₂³×C₄×C₁₉
Frattini, cosocle	C₂²×C₄	C₂⁴×C₁₉
socle	C₂³×C₁₉	C₂×C₄⋊C₄
prime radical	C₂⁴×C₁₉	C₂×Q₈
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂²×C₄×C₁₉ ◁ C₂²×C₄²×C₁₉ ◁ G

Complements

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

N	H ≅ G/N	type
3. C₁₉×#1837	C₂	direct (N × H)
63. C₂×#1837	C₁₉	direct (N × H)
89. #1837	C₂×C₁₉	direct (N × H)
118. C₂×C₁₉	#1837	direct (N × H)
141. C₁₉	C₂×#1837	direct (N × H)
208. C₂	C₁₉×#1837	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×#423	2
C₂²×C₄×C₈×C₁₉	2
C₁₉×#1837	2
C₂×C₁₉×#341	2
C₂×#1837	19

Subgroups — C2×C19×#1837 #18026725

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂×C₁₉×#1837 #18026725