Subgroups — C₃₁×#33130 #21489889

Order 7936.

910 conjugacy classes of subgroups.

The subgroup lattice has 338 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₃₁×#467	C₂	1	1	yes	maximal, characteristic
2	C₂²×C₄×C₈×C₃₁	C₂	1	1	yes	maximal, characteristic
3	C₃₁×#2855	C₂	1	2	yes	maximal
4	C₃₁×#1969	C₂	1	2	yes	maximal, complemented
5	C₃₁×#1942	C₂	1	2	yes	maximal, complemented
6	C₃₁×#1933	C₂	1	4	yes	maximal, complemented
7	C₃₁×#1892	C₂	1	2	yes	maximal
8	C₃₁×#1808	C₂	1	1	yes	maximal, characteristic
9	C₂²×Q₁₆×C₃₁	C₂²	1	1	yes	characteristic
10	C₂³×C₈×C₃₁	C₂²	1	1	yes	characteristic
11	C₂³×C₈×C₃₁	C₂²	1	1	yes	characteristic
12	C₂×C₃₁×C₂²⋊Q₈	C₂²	1	2	yes	—
13	C₂²×C₄²×C₃₁	C₂²	1	1	yes	characteristic
14	C₃₁×#467	—	2	4	no	—
15	C₂×C₃₁×#107	C₂²	1	2	yes	—
16	C₂×C₃₁×#107	C₂²	1	1	yes	characteristic
17	C₂×C₃₁×#103	C₂²	1	4	yes	—
18	C₂×C₃₁×#103	C₂²	1	2	yes	—
19	C₂×C₄×C₈×C₃₁	—	2	4	no	—
20	C₂×C₄×C₈×C₃₁	C₂²	1	2	yes	—
21	C₂×C₄×C₈×C₃₁	C₂²	1	2	yes	—
22	C₃₁×#391	C₂²	1	4	yes	—
23	C₃₁×#389	C₂²	1	4	yes	—
24	C₃₁×#387	—	2	4	no	—
25	C₃₁×#385	—	2	2	no	—
26	C₃₁×#381	—	2	2	no	—
27	C₃₁×#380	C₂²	1	2	yes	—
28	C₃₁×#340	C₂²	1	2	yes	—
29	C₃₁×#340	C₂²	1	4	yes	—
30	C₂²×Q₈×C₃₁	C₂³	1	2	yes	—
31	C₂³×C₄×C₃₁	D₄	1	1	yes	characteristic
32	C₂³×C₄×C₃₁	D₄	1	1	yes	characteristic
33	C₂³×C₄×C₃₁	C₂³	1	1	yes	characteristic
34	C₂×Q₁₆×C₃₁	—	2	2	no	—
35	C₂×Q₁₆×C₃₁	—	2	4	no	—
36	C₂²×C₈×C₃₁	—	2	2	no	—
37	C₂²×C₈×C₃₁	—	2	4	no	—
38	C₂²×C₈×C₃₁	—	2	4	no	—
39	C₂²×C₈×C₃₁	D₄	1	4	yes	—
40	C₂²×C₈×C₃₁	C₂³	1	1	yes	characteristic
41	C₂²×C₈×C₃₁	C₂³	1	2	yes	—
42	C₂²×C₈×C₃₁	C₂³	1	1	yes	characteristic
43	C₃₁×C₂²⋊Q₈	—	2	4	no	—
44	C₃₁×C₂²⋊Q₈	—	2	4	no	—
45	C₂×C₄⋊C₄×C₃₁	—	2	2	no	—
46	C₂×C₄⋊C₄×C₃₁	—	2	4	no	—
47	C₂×C₄⋊C₄×C₃₁	C₂³	1	2	yes	—
48	C₂×C₄⋊C₄×C₃₁	C₂³	1	4	yes	—
49	C₂×C₂²⋊C₄×C₃₁	—	2	2	no	—
50	C₂×C₂²⋊C₄×C₃₁	—	2	2	no	—
51	C₂×C₄²×C₃₁	—	2	2	no	—
52	C₂×C₄²×C₃₁	—	2	2	no	—
53	C₂×C₄²×C₃₁	D₄	1	2	yes	—
54	C₂×C₄²×C₃₁	C₂³	1	2	yes	—
55	C₃₁×#107	—	2	2	no	—
56	C₃₁×#107	—	2	4	no	—
57	C₃₁×#103	—	2	4	no	—
58	C₃₁×#103	—	2	8	no	—
59	C₄×C₈×C₃₁	—	2	4	no	—
60	C₄×C₈×C₃₁	—	2	4	no	—
61	C₃₁×#95	—	2	2	no	—
62	C₃₁×#95	—	2	4	no	—
63	C₃₁×#95	—	2	4	no	—
64	C₃₁×#95	—	2	4	no	—
65	C₂⁴×C₃₁	C₂×D₄	1	1	yes	characteristic
66	C₂×Q₈×C₃₁	—	2	2	no	—
67	C₂×Q₈×C₃₁	—	2	4	no	—
68	C₂×Q₈×C₃₁	—	2	2	no	—
69	C₂×Q₈×C₃₁	—	2	4	no	—
70	C₂²×C₄×C₃₁	—	2	2	no	—
71	C₂²×C₄×C₃₁	—	2	2	no	—
72	C₂²×C₄×C₃₁	—	2	2	no	—
73	C₂²×C₄×C₃₁	—	2	4	no	—
74	C₂²×C₄×C₃₁	—	2	2	no	—
75	C₂²×C₄×C₃₁	—	2	2	no	—
76	C₂²×C₄×C₃₁	—	2	4	no	—
77	C₂²×C₄×C₃₁	—	2	2	no	—
78	C₂²×C₄×C₃₁	—	2	2	no	—
79	C₂²×C₄×C₃₁	Q₁₆	1	4	yes	complemented
80	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
81	C₂²×C₄×C₃₁	C₂×D₄	1	2	yes	—
82	C₂²×C₄×C₃₁	C₂×D₄	1	2	yes	—
83	C₂²×C₄×C₃₁	C₂×D₄	1	2	yes	—
84	C₂²×C₄×C₃₁	#41	1	2	yes	—
85	C₂²×C₄×C₃₁	C₂⁴	1	1	yes	characteristic
86	Q₁₆×C₃₁	—	4	4	no	—
87	C₂×C₈×C₃₁	—	2	8	no	—
88	C₂×C₈×C₃₁	—	2	2	no	—
89	C₂×C₈×C₃₁	—	2	2	no	—
90	C₂×C₈×C₃₁	—	2	2	no	—
91	C₂×C₈×C₃₁	—	2	8	no	—
92	C₂×C₈×C₃₁	C₂×D₄	1	2	yes	—
93	C₂×C₈×C₃₁	C₂×D₄	1	2	yes	—
94	C₂×C₈×C₃₁	#41	1	4	yes	—
95	C₂×C₈×C₃₁	#41	1	4	yes	—
96	C₄⋊C₄×C₃₁	—	2	2	no	—
97	C₄⋊C₄×C₃₁	—	2	4	no	—
98	C₄⋊C₄×C₃₁	—	2	4	no	—
99	C₄⋊C₄×C₃₁	—	2	2	no	—
100	C₄⋊C₄×C₃₁	—	4	4	no	—
101	C₄⋊C₄×C₃₁	—	4	8	no	—
102	C₂²⋊C₄×C₃₁	—	4	4	no	—
103	C₂²⋊C₄×C₃₁	—	4	4	no	—
104	C₄²×C₃₁	—	2	4	no	—
105	C₄²×C₃₁	—	2	2	no	—
106	C₄²×C₃₁	—	2	2	no	—
107	#33130	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
108	C₂³×C₃₁	—	2	2	no	—
109	C₂³×C₃₁	—	2	2	no	—
110	C₂³×C₃₁	#121	1	2	yes	—
111	C₂³×C₃₁	C₂×Q₁₆	1	2	yes	—
112	C₂³×C₃₁	#135	1	2	yes	—
113	C₂³×C₃₁	C₂²×D₄	1	1	yes	characteristic
114	Q₈×C₃₁	—	4	2	no	—
115	Q₈×C₃₁	—	4	2	no	—
116	Q₈×C₃₁	—	4	4	no	—
117	C₂×C₄×C₃₁	—	2	8	no	—
118	C₂×C₄×C₃₁	—	2	2	no	—
119	C₂×C₄×C₃₁	—	2	2	no	—
120	C₂×C₄×C₃₁	—	2	2	no	—
121	C₂×C₄×C₃₁	—	2	2	no	—
122	C₂×C₄×C₃₁	—	2	2	no	—
123	C₂×C₄×C₃₁	—	2	8	no	—
124	C₂×C₄×C₃₁	—	2	2	no	—
125	C₂×C₄×C₃₁	—	2	2	no	—
126	C₂×C₄×C₃₁	—	2	4	no	—
127	C₂×C₄×C₃₁	—	4	2	no	—
128	C₂×C₄×C₃₁	—	4	2	no	—
129	C₂×C₄×C₃₁	—	4	4	no	—
130	C₂×C₄×C₃₁	—	4	4	no	—
131	C₂×C₄×C₃₁	—	4	4	no	—
132	C₂×C₄×C₃₁	—	4	4	no	—
133	C₂×C₄×C₃₁	—	4	4	no	—
134	C₂×C₄×C₃₁	#121	1	2	yes	—
135	C₂×C₄×C₃₁	C₂×Q₁₆	1	4	yes	—
136	C₂×C₄×C₃₁	#135	1	4	yes	—
137	C₂×C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
138	C₂×C₄×C₃₁	C₂×#41	1	2	yes	—
139	C₂×C₄×C₃₁	C₂×#41	1	2	yes	—
140	C₂×C₄×C₃₁	C₂×#41	1	1	yes	characteristic
141	C₈×C₃₁	—	2	2	no	—
142	C₈×C₃₁	—	2	4	no	—
143	C₈×C₃₁	#123	1	4	yes	—
144	C₂×#467	C₂×C₃₁	1	1	yes	characteristic
145	C₂²×C₄×C₈	C₂×C₃₁	1	1	yes	characteristic
146	#2855	C₂×C₃₁	1	2	yes	—
147	#1969	C₂×C₃₁	1	2	yes	complemented
148	#1942	C₂×C₃₁	1	2	yes	complemented
149	#1933	C₂×C₃₁	1	4	yes	complemented
150	#1892	C₂×C₃₁	1	2	yes	—
151	#1808	C₂×C₃₁	1	1	yes	characteristic
152	C₂²×C₃₁	—	2	2	no	—
153	C₂²×C₃₁	—	2	4	no	—
154	C₂²×C₃₁	—	2	4	no	—
155	C₂²×C₃₁	—	2	2	no	—
156	C₂²×C₃₁	#467	1	4	yes	—
157	C₂²×C₃₁	C₂×#121	1	1	yes	characteristic
158	C₂²×C₃₁	#532	1	2	yes	—
159	C₂²×C₃₁	C₂²×Q₁₆	1	1	yes	characteristic
160	C₂²×C₃₁	C₂×#135	1	1	yes	characteristic
161	C₂²×C₃₁	C₂×#135	1	2	yes	—
162	C₄×C₃₁	—	2	2	no	—
163	C₄×C₃₁	—	2	4	no	—
164	C₄×C₃₁	—	2	4	no	—
165	C₄×C₃₁	—	8	2	no	—
166	C₄×C₃₁	—	8	4	no	—
167	C₄×C₃₁	—	8	2	no	—
168	C₄×C₃₁	C₂×#123	1	1	yes	characteristic
169	C₄×C₃₁	#525	1	1	yes	characteristic
170	C₄×C₃₁	#529	1	2	yes	—
171	C₂²×Q₁₆	C₂²×C₃₁	1	1	yes	characteristic
172	C₂³×C₈	C₂²×C₃₁	1	1	yes	characteristic
173	C₂³×C₈	C₂²×C₃₁	1	1	yes	characteristic
174	C₂×C₂²⋊Q₈	C₂²×C₃₁	1	2	yes	—
175	C₂²×C₄²	C₂²×C₃₁	1	1	yes	characteristic
176	#467	—	2	4	no	—
177	C₂×#107	C₂²×C₃₁	1	2	yes	—
178	C₂×#107	C₂²×C₃₁	1	1	yes	characteristic
179	C₂×#103	C₂²×C₃₁	1	4	yes	—
180	C₂×#103	C₂²×C₃₁	1	2	yes	—
181	C₂×C₄×C₈	—	2	4	no	—
182	C₂×C₄×C₈	C₂²×C₃₁	1	2	yes	—
183	C₂×C₄×C₈	C₂²×C₃₁	1	2	yes	—
184	#391	C₂²×C₃₁	1	4	yes	—
185	#389	C₂²×C₃₁	1	4	yes	—
186	#387	—	2	4	no	—
187	#385	—	2	2	no	—
188	#381	—	2	2	no	—
189	#380	C₂²×C₃₁	1	2	yes	—
190	#340	C₂²×C₃₁	1	2	yes	—
191	#340	C₂²×C₃₁	1	4	yes	—
192	C₂×C₃₁	—	2	4	no	—
193	C₂×C₃₁	#2854	1	1	yes	characteristic
194	C₂×C₃₁	C₂×#467	1	1	yes	characteristic
195	C₂×C₃₁	#3050	1	1	yes	characteristic
196	C₂×C₃₁	#3168	1	2	yes	—
197	C₂×C₃₁	#3170	1	2	yes	—
198	C₂²×Q₈	C₂³×C₃₁	1	2	yes	—
199	C₂³×C₄	D₄×C₃₁	1	1	yes	characteristic
200	C₂³×C₄	D₄×C₃₁	1	1	yes	characteristic
201	C₂³×C₄	C₂³×C₃₁	1	1	yes	characteristic
202	C₂×Q₁₆	—	2	2	no	—
203	C₂×Q₁₆	—	2	4	no	—
204	C₂²×C₈	—	2	2	no	—
205	C₂²×C₈	—	2	4	no	—
206	C₂²×C₈	—	2	4	no	—
207	C₂²×C₈	D₄×C₃₁	1	4	yes	—
208	C₂²×C₈	C₂³×C₃₁	1	1	yes	characteristic
209	C₂²×C₈	C₂³×C₃₁	1	2	yes	—
210	C₂²×C₈	C₂³×C₃₁	1	1	yes	characteristic
211	C₂²⋊Q₈	—	2	4	no	—
212	C₂²⋊Q₈	—	2	4	no	—
213	C₂×C₄⋊C₄	—	2	2	no	—
214	C₂×C₄⋊C₄	—	2	4	no	—
215	C₂×C₄⋊C₄	C₂³×C₃₁	1	2	yes	—
216	C₂×C₄⋊C₄	C₂³×C₃₁	1	4	yes	—
217	C₂×C₂²⋊C₄	—	2	2	no	—
218	C₂×C₂²⋊C₄	—	2	2	no	—
219	C₂×C₄²	—	2	2	no	—
220	C₂×C₄²	—	2	2	no	—
221	C₂×C₄²	D₄×C₃₁	1	2	yes	—
222	C₂×C₄²	C₂³×C₃₁	1	2	yes	—
223	#107	—	2	2	no	—
224	#107	—	2	4	no	—
225	#103	—	2	4	no	—
226	#103	—	2	8	no	—
227	C₄×C₈	—	2	4	no	—
228	C₄×C₈	—	2	4	no	—
229	#95	—	2	2	no	—
230	#95	—	2	4	no	—
231	#95	—	2	4	no	—
232	#95	—	2	4	no	—
233	C₃₁	#33130	1	1	yes	characteristic, direct product factor, Sylow
234	C₂⁴	C₂×D₄×C₃₁	1	1	yes	characteristic
235	C₂×Q₈	—	2	2	no	—
236	C₂×Q₈	—	2	4	no	—
237	C₂×Q₈	—	2	2	no	—
238	C₂×Q₈	—	2	4	no	—
239	C₂²×C₄	—	2	2	no	—
240	C₂²×C₄	—	2	2	no	—
241	C₂²×C₄	—	2	2	no	—
242	C₂²×C₄	—	2	4	no	—
243	C₂²×C₄	—	2	2	no	—
244	C₂²×C₄	—	2	2	no	—
245	C₂²×C₄	—	2	4	no	—
246	C₂²×C₄	—	2	2	no	—
247	C₂²×C₄	—	2	2	no	—
248	C₂²×C₄	Q₁₆×C₃₁	1	4	yes	complemented
249	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
250	C₂²×C₄	C₂×D₄×C₃₁	1	2	yes	—
251	C₂²×C₄	C₂×D₄×C₃₁	1	2	yes	—
252	C₂²×C₄	C₂×D₄×C₃₁	1	2	yes	—
253	C₂²×C₄	#41×C₃₁	1	2	yes	—
254	C₂²×C₄	C₂⁴×C₃₁	1	1	yes	characteristic
255	Q₁₆	—	4	4	no	—
256	C₂×C₈	—	2	8	no	—
257	C₂×C₈	—	2	2	no	—
258	C₂×C₈	—	2	2	no	—
259	C₂×C₈	—	2	2	no	—
260	C₂×C₈	—	2	8	no	—
261	C₂×C₈	C₂×D₄×C₃₁	1	2	yes	—
262	C₂×C₈	C₂×D₄×C₃₁	1	2	yes	—
263	C₂×C₈	#41×C₃₁	1	4	yes	—
264	C₂×C₈	#41×C₃₁	1	4	yes	—
265	C₄⋊C₄	—	2	2	no	—
266	C₄⋊C₄	—	2	4	no	—
267	C₄⋊C₄	—	2	4	no	—
268	C₄⋊C₄	—	2	2	no	—
269	C₄⋊C₄	—	4	4	no	—
270	C₄⋊C₄	—	4	8	no	—
271	C₂²⋊C₄	—	4	4	no	—
272	C₂²⋊C₄	—	4	4	no	—
273	C₄²	—	2	4	no	—
274	C₄²	—	2	2	no	—
275	C₄²	—	2	2	no	—
276	C₂³	—	2	2	no	—
277	C₂³	—	2	2	no	—
278	C₂³	C₃₁×#121	1	2	yes	—
279	C₂³	C₂×Q₁₆×C₃₁	1	2	yes	—
280	C₂³	C₃₁×#135	1	2	yes	—
281	C₂³	C₂²×D₄×C₃₁	1	1	yes	characteristic
282	Q₈	—	4	2	no	—
283	Q₈	—	4	2	no	—
284	Q₈	—	4	4	no	—
285	C₂×C₄	—	2	8	no	—
286	C₂×C₄	—	2	8	no	—
287	C₂×C₄	—	2	2	no	—
288	C₂×C₄	—	2	2	no	—
289	C₂×C₄	—	2	2	no	—
290	C₂×C₄	—	2	2	no	—
291	C₂×C₄	—	2	2	no	—
292	C₂×C₄	—	2	2	no	—
293	C₂×C₄	—	2	2	no	—
294	C₂×C₄	—	2	4	no	—
295	C₂×C₄	—	4	2	no	—
296	C₂×C₄	—	4	2	no	—
297	C₂×C₄	—	4	4	no	—
298	C₂×C₄	—	4	4	no	—
299	C₂×C₄	—	4	4	no	—
300	C₂×C₄	—	4	4	no	—
301	C₂×C₄	—	4	4	no	—
302	C₂×C₄	C₃₁×#121	1	2	yes	—
303	C₂×C₄	C₂×Q₁₆×C₃₁	1	4	yes	—
304	C₂×C₄	C₃₁×#135	1	4	yes	—
305	C₂×C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
306	C₂×C₄	C₂×#41×C₃₁	1	2	yes	—
307	C₂×C₄	C₂×#41×C₃₁	1	2	yes	—
308	C₂×C₄	C₂×#41×C₃₁	1	1	yes	characteristic
309	C₈	—	2	2	no	—
310	C₈	—	2	4	no	—
311	C₈	C₃₁×#123	1	4	yes	—
312	C₂²	—	2	2	no	—
313	C₂²	—	2	4	no	—
314	C₂²	—	2	4	no	—
315	C₂²	—	2	2	no	—
316	C₂²	C₃₁×#467	1	4	yes	—
317	C₂²	C₂×C₃₁×#121	1	1	yes	characteristic
318	C₂²	C₃₁×#532	1	2	yes	—
319	C₂²	C₂²×Q₁₆×C₃₁	1	1	yes	characteristic
320	C₂²	C₂×C₃₁×#135	1	1	yes	characteristic
321	C₂²	C₂×C₃₁×#135	1	2	yes	—
322	C₄	—	2	2	no	—
323	C₄	—	2	4	no	—
324	C₄	—	2	4	no	—
325	C₄	—	8	2	no	—
326	C₄	—	8	4	no	—
327	C₄	—	8	2	no	—
328	C₄	C₂×C₃₁×#123	1	1	yes	characteristic
329	C₄	C₃₁×#525	1	1	yes	characteristic
330	C₄	C₃₁×#529	1	2	yes	—
331	C₂	—	2	4	no	—
332	C₂	C₃₁×#2854	1	1	yes	characteristic
333	C₂	C₂×C₃₁×#467	1	1	yes	characteristic
334	C₂	C₃₁×#3050	1	1	yes	characteristic
335	C₂	C₃₁×#3168	1	2	yes	—
336	C₂	C₃₁×#3170	1	2	yes	—

	subgroup	G/H
center, socle	C₂³×C₃₁	C₂²×D₄
commutator, Frattini, cosocle	C₂²×C₄	C₂⁴×C₃₁
prime radical	C₂⁴×C₃₁	C₂×D₄
LCS	G ▷ C₂²×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂³×C₃₁ ◁ C₂²×C₄²×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
4. C₃₁×#1969	C₂	semidirect
5. C₃₁×#1942	C₂	semidirect
6. C₃₁×#1933	C₂	semidirect
79. C₂²×C₄×C₃₁	Q₁₆	semidirect
107. #33130	C₃₁	direct (N × H)
147. #1969	C₂×C₃₁	semidirect
148. #1942	C₂×C₃₁	semidirect
149. #1933	C₂×C₃₁	semidirect
233. C₃₁	#33130	direct (N × H)
248. C₂²×C₄	Q₁₆×C₃₁	semidirect

Maximal subgroups

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

subgroup	index
C₂×C₃₁×#467	2
C₂²×C₄×C₈×C₃₁	2
C₃₁×#2855	2
C₃₁×#1969	2
C₃₁×#1942	2
C₃₁×#1933	2
C₃₁×#1892	2
C₃₁×#1808	2
#33130	31

Subgroups — C31×#33130 #21489889

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#33130 #21489889