Subgroups — C₃₁×#21954 #21478713

Order 7936.

798 conjugacy classes of subgroups.

The subgroup lattice has 278 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₃₁×#432	C₂	1	1	yes	maximal, characteristic
2	C₂×C₃₁×#431	C₂	1	1	yes	maximal, characteristic
3	C₃₁×#2285	C₂	1	1	yes	maximal, characteristic
4	C₃₁×#1940	C₂	1	4	yes	maximal, complemented
5	C₃₁×#1939	C₂	1	4	yes	maximal, complemented
6	C₃₁×#1798	C₂	1	4	yes	maximal
7	C₂×C₃₁×#117	C₂²	1	2	yes	—
8	C₂²×C₄²×C₃₁	C₂²	1	1	yes	characteristic
9	C₃₁×#432	—	2	4	no	—
10	C₃₁×#431	—	2	4	no	—
11	C₂×C₃₁×C₄⋊C₈	C₂²	1	2	yes	—
12	C₂×C₃₁×C₄⋊C₈	C₂²	1	2	yes	—
13	C₂×C₃₁×C₄⋊C₈	C₂²	1	8	yes	—
14	C₂×C₃₁×C₂²⋊C₈	C₂²	1	2	yes	—
15	C₂×C₃₁×C₂²⋊C₈	C₂²	1	2	yes	—
16	C₂×C₃₁×#97	C₂²	1	2	yes	—
17	C₂×C₄×C₈×C₃₁	C₂²	1	2	yes	—
18	C₃₁×#384	C₄	1	2	yes	—
19	C₃₁×#382	C₄	1	2	yes	—
20	C₃₁×#380	C₄	1	2	yes	—
21	C₃₁×#380	C₄	1	2	yes	—
22	C₄×C₄⋊C₄×C₃₁	C₂²	1	2	yes	—
23	C₄×C₄⋊C₄×C₃₁	C₂²	1	2	yes	—
24	C₃₁×#336	C₂²	1	8	yes	—
25	C₂³×C₄×C₃₁	C₂×C₄	1	1	yes	characteristic
26	C₂³×C₄×C₃₁	C₂×C₄	1	1	yes	characteristic
27	C₂³×C₄×C₃₁	C₂³	1	1	yes	characteristic
28	C₂²×C₈×C₃₁	C₂³	1	4	yes	—
29	C₂²×C₈×C₃₁	C₂³	1	4	yes	—
30	C₃₁×#117	—	4	4	no	—
31	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	4	yes	—
32	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	4	yes	—
33	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	4	yes	—
34	C₂×C₂²⋊C₄×C₃₁	C₂×C₄	1	4	yes	—
35	C₂×C₄²×C₃₁	C₂×C₄	1	1	yes	characteristic
36	C₂×C₄²×C₃₁	C₂×C₄	1	1	yes	characteristic
37	C₂×C₄²×C₃₁	D₄	1	4	yes	—
38	C₂×C₄²×C₃₁	Q₈	1	4	yes	—
39	C₂×C₄²×C₃₁	C₂³	1	4	yes	—
40	C₂×C₄²×C₃₁	C₂³	1	1	yes	characteristic
41	C₂×C₄²×C₃₁	C₂³	1	1	yes	characteristic
42	C₃₁×C₄⋊C₈	—	2	4	no	—
43	C₃₁×C₄⋊C₈	—	2	4	no	—
44	C₃₁×C₄⋊C₈	—	4	8	no	—
45	C₃₁×C₂²⋊C₈	—	2	4	no	—
46	C₃₁×C₂²⋊C₈	—	2	4	no	—
47	C₃₁×#97	—	2	4	no	—
48	C₄×C₈×C₃₁	—	2	4	no	—
49	C₃₁×#95	C₂×C₄	1	4	yes	—
50	C₃₁×#95	C₂×C₄	1	4	yes	—
51	C₂⁴×C₃₁	C₂²×C₄	1	1	yes	characteristic
52	C₂²×C₄×C₃₁	—	2	4	no	—
53	C₂²×C₄×C₃₁	—	2	2	no	—
54	C₂²×C₄×C₃₁	—	2	2	no	—
55	C₂²×C₄×C₃₁	—	4	2	no	—
56	C₂²×C₄×C₃₁	C₄⋊C₄	1	4	yes	—
57	C₂²×C₄×C₃₁	C₄⋊C₄	1	4	yes	—
58	C₂²×C₄×C₃₁	C₂²×C₄	1	8	yes	—
59	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
60	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
61	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
62	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
63	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
64	C₂²×C₄×C₃₁	C₂×D₄	1	2	yes	—
65	C₂²×C₄×C₃₁	C₂×Q₈	1	2	yes	—
66	C₂²×C₄×C₃₁	C₂⁴	1	1	yes	characteristic
67	C₂×C₈×C₃₁	—	2	4	no	—
68	C₂×C₈×C₃₁	—	2	4	no	—
69	C₂×C₈×C₃₁	—	2	4	no	—
70	C₂×C₈×C₃₁	—	2	4	no	—
71	C₂×C₈×C₃₁	—	2	4	no	—
72	C₂×C₈×C₃₁	—	2	4	no	—
73	C₄⋊C₄×C₃₁	—	2	8	no	—
74	C₄⋊C₄×C₃₁	—	4	4	no	—
75	C₄⋊C₄×C₃₁	—	4	4	no	—
76	C₂²⋊C₄×C₃₁	—	4	4	no	—
77	C₄²×C₃₁	—	2	8	no	—
78	C₄²×C₃₁	C₄⋊C₄	1	4	yes	—
79	C₄²×C₃₁	C₄⋊C₄	1	4	yes	—
80	C₄²×C₃₁	C₂×D₄	1	2	yes	—
81	C₄²×C₃₁	C₂×D₄	1	2	yes	—
82	C₄²×C₃₁	C₂×Q₈	1	2	yes	—
83	C₄²×C₃₁	C₂×Q₈	1	2	yes	—
84	#21954	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
85	C₂³×C₃₁	—	2	1	no	—
86	C₂³×C₃₁	—	2	1	no	—
87	C₂³×C₃₁	—	2	2	no	—
88	C₂³×C₃₁	—	2	2	no	—
89	C₂³×C₃₁	C₂×C₄⋊C₄	1	2	yes	—
90	C₂³×C₃₁	C₂³×C₄	1	1	yes	characteristic
91	C₂×C₄×C₃₁	—	2	1	no	—
92	C₂×C₄×C₃₁	—	2	1	no	—
93	C₂×C₄×C₃₁	—	2	2	no	—
94	C₂×C₄×C₃₁	—	2	2	no	—
95	C₂×C₄×C₃₁	—	2	2	no	—
96	C₂×C₄×C₃₁	—	2	4	no	—
97	C₂×C₄×C₃₁	—	2	4	no	—
98	C₂×C₄×C₃₁	—	2	8	no	—
99	C₂×C₄×C₃₁	—	2	8	no	—
100	C₂×C₄×C₃₁	—	2	8	no	—
101	C₂×C₄×C₃₁	—	2	8	no	—
102	C₂×C₄×C₃₁	—	4	4	no	—
103	C₂×C₄×C₃₁	C₂×C₄⋊C₄	1	2	yes	—
104	C₂×C₄×C₃₁	C₂×C₄⋊C₄	1	2	yes	—
105	C₂×C₄×C₃₁	C₂×C₄⋊C₄	1	2	yes	—
106	C₂×C₄×C₃₁	C₂×C₄⋊C₄	1	2	yes	—
107	C₂×C₄×C₃₁	C₂×C₄⋊C₄	1	2	yes	—
108	C₂×C₄×C₃₁	#131	1	4	yes	—
109	C₂×C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
110	C₂×C₄×C₃₁	C₂²×Q₈	1	1	yes	characteristic
111	C₂×C₄×C₃₁	H(5,𝔽₂)	1	2	yes	—
112	C₂×C₄×C₃₁	2₋¹⁺⁴	1	2	yes	—
113	C₈×C₃₁	—	4	4	no	—
114	C₈×C₃₁	—	4	4	no	—
115	C₂×#432	C₂×C₃₁	1	1	yes	characteristic
116	C₂×#431	C₂×C₃₁	1	1	yes	characteristic
117	#2285	C₂×C₃₁	1	1	yes	characteristic
118	#1940	C₂×C₃₁	1	4	yes	complemented
119	#1939	C₂×C₃₁	1	4	yes	complemented
120	#1798	C₂×C₃₁	1	4	yes	—
121	C₂²×C₃₁	—	2	2	no	—
122	C₂²×C₃₁	—	2	2	no	—
123	C₂²×C₃₁	—	2	2	no	—
124	C₂²×C₃₁	—	4	2	no	—
125	C₂²×C₃₁	—	4	2	no	—
126	C₂²×C₃₁	C₂²×C₄⋊C₄	1	1	yes	characteristic
127	C₂²×C₃₁	#518	1	1	yes	characteristic
128	C₂²×C₃₁	#519	1	1	yes	characteristic
129	C₂²×C₃₁	C₂×#131	1	2	yes	—
130	C₂²×C₃₁	#568	1	2	yes	—
131	C₄×C₃₁	—	2	2	no	—
132	C₄×C₃₁	—	2	2	no	—
133	C₄×C₃₁	—	2	2	no	—
134	C₄×C₃₁	—	2	2	no	—
135	C₄×C₃₁	—	4	8	no	—
136	C₄×C₃₁	#424	1	4	yes	—
137	C₄×C₃₁	#537	1	2	yes	—
138	C₄×C₃₁	#544	1	2	yes	—
139	C₂×#117	C₂²×C₃₁	1	2	yes	—
140	C₂²×C₄²	C₂²×C₃₁	1	1	yes	characteristic
141	#432	—	2	4	no	—
142	#431	—	2	4	no	—
143	C₂×C₄⋊C₈	C₂²×C₃₁	1	2	yes	—
144	C₂×C₄⋊C₈	C₂²×C₃₁	1	2	yes	—
145	C₂×C₄⋊C₈	C₂²×C₃₁	1	8	yes	—
146	C₂×C₂²⋊C₈	C₂²×C₃₁	1	2	yes	—
147	C₂×C₂²⋊C₈	C₂²×C₃₁	1	2	yes	—
148	C₂×#97	C₂²×C₃₁	1	2	yes	—
149	C₂×C₄×C₈	C₂²×C₃₁	1	2	yes	—
150	#384	C₄×C₃₁	1	2	yes	—
151	#382	C₄×C₃₁	1	2	yes	—
152	#380	C₄×C₃₁	1	2	yes	—
153	#380	C₄×C₃₁	1	2	yes	—
154	C₄×C₄⋊C₄	C₂²×C₃₁	1	2	yes	—
155	C₄×C₄⋊C₄	C₂²×C₃₁	1	2	yes	—
156	#336	C₂²×C₃₁	1	8	yes	—
157	C₂×C₃₁	—	4	2	no	—
158	C₂×C₃₁	#2316	1	1	yes	characteristic
159	C₂×C₃₁	C₂×#424	1	1	yes	characteristic
160	C₂×C₃₁	#2905	1	1	yes	characteristic
161	C₂×C₃₁	#2981	1	2	yes	—
162	C₂×C₃₁	#2985	1	2	yes	—
163	C₂³×C₄	C₂×C₄×C₃₁	1	1	yes	characteristic
164	C₂³×C₄	C₂×C₄×C₃₁	1	1	yes	characteristic
165	C₂³×C₄	C₂³×C₃₁	1	1	yes	characteristic
166	C₂²×C₈	C₂³×C₃₁	1	4	yes	—
167	C₂²×C₈	C₂³×C₃₁	1	4	yes	—
168	#117	—	4	4	no	—
169	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	4	yes	—
170	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	4	yes	—
171	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	4	yes	—
172	C₂×C₂²⋊C₄	C₂×C₄×C₃₁	1	4	yes	—
173	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
174	C₂×C₄²	C₂×C₄×C₃₁	1	1	yes	characteristic
175	C₂×C₄²	D₄×C₃₁	1	4	yes	—
176	C₂×C₄²	Q₈×C₃₁	1	4	yes	—
177	C₂×C₄²	C₂³×C₃₁	1	4	yes	—
178	C₂×C₄²	C₂³×C₃₁	1	1	yes	characteristic
179	C₂×C₄²	C₂³×C₃₁	1	1	yes	characteristic
180	C₄⋊C₈	—	2	4	no	—
181	C₄⋊C₈	—	2	4	no	—
182	C₄⋊C₈	—	4	8	no	—
183	C₂²⋊C₈	—	2	4	no	—
184	C₂²⋊C₈	—	2	4	no	—
185	#97	—	2	4	no	—
186	C₄×C₈	—	2	4	no	—
187	#95	C₂×C₄×C₃₁	1	4	yes	—
188	#95	C₂×C₄×C₃₁	1	4	yes	—
189	C₃₁	#21954	1	1	yes	characteristic, direct product factor, Sylow
190	C₂⁴	C₂²×C₄×C₃₁	1	1	yes	characteristic
191	C₂²×C₄	—	2	4	no	—
192	C₂²×C₄	—	2	2	no	—
193	C₂²×C₄	—	2	2	no	—
194	C₂²×C₄	—	4	2	no	—
195	C₂²×C₄	C₄⋊C₄×C₃₁	1	4	yes	—
196	C₂²×C₄	C₄⋊C₄×C₃₁	1	4	yes	—
197	C₂²×C₄	C₂²×C₄×C₃₁	1	8	yes	—
198	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
199	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
200	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
201	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
202	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
203	C₂²×C₄	C₂×D₄×C₃₁	1	2	yes	—
204	C₂²×C₄	C₂×Q₈×C₃₁	1	2	yes	—
205	C₂²×C₄	C₂⁴×C₃₁	1	1	yes	characteristic
206	C₂×C₈	—	2	4	no	—
207	C₂×C₈	—	2	4	no	—
208	C₂×C₈	—	2	4	no	—
209	C₂×C₈	—	2	4	no	—
210	C₂×C₈	—	2	4	no	—
211	C₂×C₈	—	2	4	no	—
212	C₄⋊C₄	—	2	8	no	—
213	C₄⋊C₄	—	4	4	no	—
214	C₄⋊C₄	—	4	4	no	—
215	C₂²⋊C₄	—	4	4	no	—
216	C₄²	—	2	8	no	—
217	C₄²	C₄⋊C₄×C₃₁	1	4	yes	—
218	C₄²	C₄⋊C₄×C₃₁	1	4	yes	—
219	C₄²	C₂×D₄×C₃₁	1	2	yes	—
220	C₄²	C₂×D₄×C₃₁	1	2	yes	—
221	C₄²	C₂×Q₈×C₃₁	1	2	yes	—
222	C₄²	C₂×Q₈×C₃₁	1	2	yes	—
223	C₂³	—	2	1	no	—
224	C₂³	—	2	1	no	—
225	C₂³	—	2	2	no	—
226	C₂³	—	2	2	no	—
227	C₂³	C₂×C₄⋊C₄×C₃₁	1	2	yes	—
228	C₂³	C₂³×C₄×C₃₁	1	1	yes	characteristic
229	C₂×C₄	—	2	1	no	—
230	C₂×C₄	—	2	1	no	—
231	C₂×C₄	—	2	2	no	—
232	C₂×C₄	—	2	2	no	—
233	C₂×C₄	—	2	2	no	—
234	C₂×C₄	—	2	8	no	—
235	C₂×C₄	—	2	4	no	—
236	C₂×C₄	—	2	4	no	—
237	C₂×C₄	—	2	8	no	—
238	C₂×C₄	—	2	8	no	—
239	C₂×C₄	—	2	8	no	—
240	C₂×C₄	—	4	4	no	—
241	C₂×C₄	C₂×C₄⋊C₄×C₃₁	1	2	yes	—
242	C₂×C₄	C₂×C₄⋊C₄×C₃₁	1	2	yes	—
243	C₂×C₄	C₂×C₄⋊C₄×C₃₁	1	2	yes	—
244	C₂×C₄	C₂×C₄⋊C₄×C₃₁	1	2	yes	—
245	C₂×C₄	C₂×C₄⋊C₄×C₃₁	1	2	yes	—
246	C₂×C₄	C₃₁×#131	1	4	yes	—
247	C₂×C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
248	C₂×C₄	C₂²×Q₈×C₃₁	1	1	yes	characteristic
249	C₂×C₄	C₃₁×H(5,𝔽₂)	1	2	yes	—
250	C₂×C₄	C₃₁×2₋¹⁺⁴	1	2	yes	—
251	C₈	—	4	4	no	—
252	C₈	—	4	4	no	—
253	C₂²	—	2	2	no	—
254	C₂²	—	2	2	no	—
255	C₂²	—	2	2	no	—
256	C₂²	—	4	2	no	—
257	C₂²	—	4	2	no	—
258	C₂²	C₂²×C₄⋊C₄×C₃₁	1	1	yes	characteristic
259	C₂²	C₃₁×#518	1	1	yes	characteristic
260	C₂²	C₃₁×#519	1	1	yes	characteristic
261	C₂²	C₂×C₃₁×#131	1	2	yes	—
262	C₂²	C₃₁×#568	1	2	yes	—
263	C₄	—	2	2	no	—
264	C₄	—	2	2	no	—
265	C₄	—	2	2	no	—
266	C₄	—	2	2	no	—
267	C₄	—	4	8	no	—
268	C₄	C₃₁×#424	1	4	yes	—
269	C₄	C₃₁×#537	1	2	yes	—
270	C₄	C₃₁×#544	1	2	yes	—
271	C₂	—	4	2	no	—
272	C₂	C₃₁×#2316	1	1	yes	characteristic
273	C₂	C₂×C₃₁×#424	1	1	yes	characteristic
274	C₂	C₃₁×#2905	1	1	yes	characteristic
275	C₂	C₃₁×#2981	1	2	yes	—
276	C₂	C₃₁×#2985	1	2	yes	—

	subgroup	G/H
center	C₂²×C₄×C₃₁	C₂⁴
commutator	C₂³	C₂³×C₄×C₃₁
Frattini, cosocle	C₂²×C₄	C₂⁴×C₃₁
socle	C₂³×C₃₁	C₂³×C₄
prime radical	C₂⁴×C₃₁	C₂²×C₄
LCS	G ▷ C₂³ ▷ C₁
UCS	C₁ ◁ C₂²×C₄×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
4. C₃₁×#1940	C₂	semidirect
5. C₃₁×#1939	C₂	semidirect
84. #21954	C₃₁	direct (N × H)
118. #1940	C₂×C₃₁	semidirect
119. #1939	C₂×C₃₁	semidirect
189. C₃₁	#21954	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×C₃₁×#432	2
C₂×C₃₁×#431	2
C₃₁×#2285	2
C₃₁×#1940	2
C₃₁×#1939	2
C₃₁×#1798	2
#21954	31

Subgroups — C31×#21954 #21478713

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#21954 #21478713