Subgroups — C₃₁×#8180 #21464939

Order 7936.

530 conjugacy classes of subgroups.

The subgroup lattice has 250 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₃₁×#2295	C₂	1	1	yes	maximal, characteristic
2	C₄×C₃₁×C₄⋊C₈	C₂	1	1	yes	maximal, characteristic
3	C₄×C₃₁×#97	C₂	1	1	yes	maximal, characteristic
4	C₂×C₃₁×Q₈⋊C₈	C₂	1	2	yes	maximal
5	C₃₁×#1279	C₂	1	2	yes	maximal
6	C₂×C₄×Q₈×C₃₁	C₂²	1	1	yes	characteristic
7	C₂×C₃₁×C₄⋊C₈	C₂²	1	2	yes	—
8	C₂×C₃₁×#97	—	2	2	no	—
9	C₂×C₄×C₈×C₃₁	—	2	1	no	—
10	C₂×C₄×C₈×C₃₁	C₂²	1	2	yes	—
11	C₃₁×#391	C₄	1	2	yes	—
12	C₃₁×#389	C₄	1	2	yes	—
13	C₃₁×#387	—	2	2	no	—
14	C₄×C₄⋊C₄×C₃₁	—	2	1	no	—
15	C₄×C₄⋊C₄×C₃₁	C₂²	1	1	yes	characteristic
16	C₃₁×#376	—	2	1	no	—
17	C₄³×C₃₁	C₂²	1	1	yes	characteristic
18	C₃₁×#336	—	2	1	no	—
19	C₃₁×Q₈⋊C₈	C₄	1	8	yes	complemented
20	C₂²×Q₈×C₃₁	C₂×C₄	1	1	yes	characteristic
21	C₂²×C₈×C₃₁	—	2	2	no	—
22	C₂²×C₈×C₃₁	—	2	2	no	—
23	C₄×Q₈×C₃₁	—	2	2	no	—
24	C₄×Q₈×C₃₁	C₂×C₄	1	4	yes	—
25	C₂×C₄⋊C₄×C₃₁	—	2	1	no	—
26	C₂×C₄⋊C₄×C₃₁	—	2	2	no	—
27	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	2	yes	—
28	C₂×C₄⋊C₄×C₃₁	C₂×C₄	1	1	yes	characteristic
29	C₂×C₄²×C₃₁	—	2	1	no	—
30	C₂×C₄²×C₃₁	—	2	1	no	—
31	C₂×C₄²×C₃₁	C₂×C₄	1	2	yes	—
32	C₂×C₄²×C₃₁	D₄	1	2	yes	—
33	C₂×C₄²×C₃₁	D₄	1	1	yes	characteristic
34	C₂×C₄²×C₃₁	D₄	1	1	yes	characteristic
35	C₂×C₄²×C₃₁	C₂³	1	1	yes	characteristic
36	C₃₁×C₄⋊C₈	—	2	2	no	—
37	C₃₁×C₄⋊C₈	C₂×C₄	1	4	yes	—
38	C₃₁×#97	—	2	8	no	—
39	C₄×C₈×C₃₁	—	2	2	no	—
40	C₄×C₈×C₃₁	—	4	2	no	—
41	C₄×C₈×C₃₁	C₂×C₄	1	4	yes	—
42	C₃₁×#95	—	2	2	no	—
43	C₃₁×#95	—	2	2	no	—
44	C₃₁×#95	—	2	2	no	—
45	C₃₁×#95	—	2	1	no	—
46	C₂×Q₈×C₃₁	—	2	1	no	—
47	C₂×Q₈×C₃₁	—	2	4	no	—
48	C₂×Q₈×C₃₁	C₄²	1	2	yes	—
49	C₂²×C₄×C₃₁	—	2	1	no	—
50	C₂²×C₄×C₃₁	—	2	1	no	—
51	C₂²×C₄×C₃₁	—	2	2	no	—
52	C₂²×C₄×C₃₁	C₂²⋊C₄	1	2	yes	—
53	C₂²×C₄×C₃₁	C₂²⋊C₄	1	2	yes	—
54	C₂²×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
55	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
56	C₂²×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
57	C₂×C₈×C₃₁	—	2	8	no	—
58	C₂×C₈×C₃₁	—	2	4	no	—
59	C₂×C₈×C₃₁	—	2	4	no	—
60	C₂×C₈×C₃₁	—	4	2	no	—
61	C₂×C₈×C₃₁	—	4	2	no	—
62	C₄⋊C₄×C₃₁	—	2	1	no	—
63	C₄⋊C₄×C₃₁	—	2	4	no	—
64	C₄⋊C₄×C₃₁	—	2	4	no	—
65	C₄⋊C₄×C₃₁	—	4	4	no	—
66	C₄⋊C₄×C₃₁	C₄²	1	2	yes	—
67	C₄²×C₃₁	—	2	4	no	—
68	C₄²×C₃₁	—	2	4	no	—
69	C₄²×C₃₁	—	2	4	no	—
70	C₄²×C₃₁	—	2	1	no	—
71	C₄²×C₃₁	—	2	1	no	—
72	C₄²×C₃₁	—	2	2	no	—
73	C₄²×C₃₁	—	4	1	no	—
74	C₄²×C₃₁	—	4	1	no	—
75	C₄²×C₃₁	C₂²×C₄	1	2	yes	—
76	C₄²×C₃₁	#41	1	2	yes	—
77	#8180	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
78	C₂³×C₃₁	C₂×C₂²⋊C₄	1	1	yes	characteristic
79	Q₈×C₃₁	—	2	4	no	—
80	Q₈×C₃₁	—	4	2	no	—
81	C₂×C₄×C₃₁	—	2	2	no	—
82	C₂×C₄×C₃₁	—	2	2	no	—
83	C₂×C₄×C₃₁	—	2	2	no	—
84	C₂×C₄×C₃₁	—	2	2	no	—
85	C₂×C₄×C₃₁	—	2	2	no	—
86	C₂×C₄×C₃₁	—	2	2	no	—
87	C₂×C₄×C₃₁	—	2	2	no	—
88	C₂×C₄×C₃₁	—	2	2	no	—
89	C₂×C₄×C₃₁	—	4	2	no	—
90	C₂×C₄×C₃₁	—	4	2	no	—
91	C₂×C₄×C₃₁	—	4	2	no	—
92	C₂×C₄×C₃₁	—	4	2	no	—
93	C₂×C₄×C₃₁	—	4	2	no	—
94	C₂×C₄×C₃₁	#104	1	4	yes	—
95	C₂×C₄×C₃₁	C₂×C₄²	1	1	yes	characteristic
96	C₂×C₄×C₃₁	#117	1	1	yes	characteristic
97	C₂×C₄×C₃₁	C₄×D₄	1	2	yes	—
98	C₂×C₄×C₃₁	C₄×D₄	1	2	yes	—
99	C₂×C₄×C₃₁	#131	1	4	yes	—
100	C₂×C₄×C₃₁	AGL(1,ℤ/8)	1	1	yes	characteristic
101	C₂×C₄×C₃₁	#137	1	2	yes	—
102	C₂×C₄×C₃₁	#137	1	1	yes	characteristic
103	C₈×C₃₁	—	2	8	no	—
104	C₈×C₃₁	—	4	4	no	—
105	#2295	C₂×C₃₁	1	1	yes	characteristic
106	C₄×C₄⋊C₈	C₂×C₃₁	1	1	yes	characteristic
107	C₄×#97	C₂×C₃₁	1	1	yes	characteristic
108	C₂×Q₈⋊C₈	C₂×C₃₁	1	2	yes	—
109	#1279	C₂×C₃₁	1	2	yes	—
110	C₂²×C₃₁	C₄×C₂²⋊C₄	1	1	yes	characteristic
111	C₂²×C₃₁	#408	1	2	yes	—
112	C₂²×C₃₁	#417	1	1	yes	characteristic
113	C₂²×C₃₁	#419	1	1	yes	characteristic
114	C₂²×C₃₁	C₂×#104	1	2	yes	—
115	C₄×C₃₁	—	2	4	no	—
116	C₄×C₃₁	—	2	2	no	—
117	C₄×C₃₁	—	4	2	no	—
118	C₄×C₃₁	—	4	2	no	—
119	C₄×C₃₁	—	4	2	no	—
120	C₄×C₃₁	—	8	2	no	—
121	C₄×C₃₁	#405	1	2	yes	—
122	C₄×C₃₁	#433	1	2	yes	—
123	C₄×C₃₁	#440	1	2	yes	—
124	C₄×C₃₁	#441	1	2	yes	—
125	C₂×C₄×Q₈	C₂²×C₃₁	1	1	yes	characteristic
126	C₂×C₄⋊C₈	C₂²×C₃₁	1	2	yes	—
127	C₂×#97	—	2	2	no	—
128	C₂×C₄×C₈	—	2	1	no	—
129	C₂×C₄×C₈	C₂²×C₃₁	1	2	yes	—
130	#391	C₄×C₃₁	1	2	yes	—
131	#389	C₄×C₃₁	1	2	yes	—
132	#387	—	2	2	no	—
133	C₄×C₄⋊C₄	—	2	1	no	—
134	C₄×C₄⋊C₄	C₂²×C₃₁	1	1	yes	characteristic
135	#376	—	2	1	no	—
136	C₄³	C₂²×C₃₁	1	1	yes	characteristic
137	#336	—	2	1	no	—
138	Q₈⋊C₈	C₄×C₃₁	1	8	yes	complemented
139	C₂×C₃₁	#1483	1	2	yes	—
140	C₂×C₃₁	#1485	1	2	yes	—
141	C₂×C₃₁	#1750	1	1	yes	characteristic
142	C₂×C₃₁	C₄×#104	1	1	yes	characteristic
143	C₂×C₃₁	#1763	1	1	yes	characteristic
144	C₂²×Q₈	C₂×C₄×C₃₁	1	1	yes	characteristic
145	C₂²×C₈	—	2	2	no	—
146	C₂²×C₈	—	2	2	no	—
147	C₄×Q₈	—	2	2	no	—
148	C₄×Q₈	C₂×C₄×C₃₁	1	4	yes	—
149	C₂×C₄⋊C₄	—	2	1	no	—
150	C₂×C₄⋊C₄	—	2	2	no	—
151	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	2	yes	—
152	C₂×C₄⋊C₄	C₂×C₄×C₃₁	1	1	yes	characteristic
153	C₂×C₄²	—	2	1	no	—
154	C₂×C₄²	—	2	1	no	—
155	C₂×C₄²	C₂×C₄×C₃₁	1	2	yes	—
156	C₂×C₄²	D₄×C₃₁	1	1	yes	characteristic
157	C₂×C₄²	D₄×C₃₁	1	1	yes	characteristic
158	C₂×C₄²	D₄×C₃₁	1	2	yes	—
159	C₂×C₄²	C₂³×C₃₁	1	1	yes	characteristic
160	C₄⋊C₈	—	2	2	no	—
161	C₄⋊C₈	C₂×C₄×C₃₁	1	4	yes	—
162	#97	—	2	8	no	—
163	C₄×C₈	—	2	2	no	—
164	C₄×C₈	—	4	2	no	—
165	C₄×C₈	C₂×C₄×C₃₁	1	4	yes	—
166	#95	—	2	2	no	—
167	#95	—	2	2	no	—
168	#95	—	2	2	no	—
169	#95	—	2	1	no	—
170	C₃₁	#8180	1	1	yes	characteristic, direct product factor, Sylow
171	C₂×Q₈	—	2	1	no	—
172	C₂×Q₈	—	2	4	no	—
173	C₂×Q₈	C₄²×C₃₁	1	2	yes	—
174	C₂²×C₄	—	2	1	no	—
175	C₂²×C₄	—	2	1	no	—
176	C₂²×C₄	—	2	2	no	—
177	C₂²×C₄	C₂²⋊C₄×C₃₁	1	2	yes	—
178	C₂²×C₄	C₂²⋊C₄×C₃₁	1	2	yes	—
179	C₂²×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
180	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
181	C₂²×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
182	C₂×C₈	—	2	8	no	—
183	C₂×C₈	—	2	4	no	—
184	C₂×C₈	—	2	4	no	—
185	C₂×C₈	—	4	2	no	—
186	C₂×C₈	—	4	2	no	—
187	C₄⋊C₄	—	2	1	no	—
188	C₄⋊C₄	—	2	4	no	—
189	C₄⋊C₄	—	2	4	no	—
190	C₄⋊C₄	—	4	4	no	—
191	C₄⋊C₄	C₄²×C₃₁	1	2	yes	—
192	C₄²	—	2	4	no	—
193	C₄²	—	2	4	no	—
194	C₄²	—	2	4	no	—
195	C₄²	—	2	1	no	—
196	C₄²	—	2	1	no	—
197	C₄²	—	2	2	no	—
198	C₄²	—	4	1	no	—
199	C₄²	—	4	1	no	—
200	C₄²	C₂²×C₄×C₃₁	1	2	yes	—
201	C₄²	#41×C₃₁	1	2	yes	—
202	C₂³	C₂×C₂²⋊C₄×C₃₁	1	1	yes	characteristic
203	Q₈	—	2	4	no	—
204	Q₈	—	4	2	no	—
205	C₂×C₄	—	2	2	no	—
206	C₂×C₄	—	2	2	no	—
207	C₂×C₄	—	2	2	no	—
208	C₂×C₄	—	2	2	no	—
209	C₂×C₄	—	2	2	no	—
210	C₂×C₄	—	2	2	no	—
211	C₂×C₄	—	2	2	no	—
212	C₂×C₄	—	2	2	no	—
213	C₂×C₄	—	4	2	no	—
214	C₂×C₄	—	4	2	no	—
215	C₂×C₄	—	4	2	no	—
216	C₂×C₄	—	4	2	no	—
217	C₂×C₄	—	4	2	no	—
218	C₂×C₄	C₃₁×#104	1	4	yes	—
219	C₂×C₄	C₂×C₄²×C₃₁	1	1	yes	characteristic
220	C₂×C₄	C₃₁×#117	1	1	yes	characteristic
221	C₂×C₄	C₄×D₄×C₃₁	1	2	yes	—
222	C₂×C₄	C₄×D₄×C₃₁	1	2	yes	—
223	C₂×C₄	C₃₁×#131	1	4	yes	—
224	C₂×C₄	C₃₁×AGL(1,ℤ/8)	1	1	yes	characteristic
225	C₂×C₄	C₃₁×#137	1	2	yes	—
226	C₂×C₄	C₃₁×#137	1	1	yes	characteristic
227	C₈	—	2	8	no	—
228	C₈	—	4	4	no	—
229	C₂²	C₄×C₂²⋊C₄×C₃₁	1	1	yes	characteristic
230	C₂²	C₃₁×#408	1	2	yes	—
231	C₂²	C₃₁×#417	1	1	yes	characteristic
232	C₂²	C₃₁×#419	1	1	yes	characteristic
233	C₂²	C₂×C₃₁×#104	1	2	yes	—
234	C₄	—	2	4	no	—
235	C₄	—	2	2	no	—
236	C₄	—	4	2	no	—
237	C₄	—	4	2	no	—
238	C₄	—	4	2	no	—
239	C₄	—	8	2	no	—
240	C₄	C₃₁×#405	1	2	yes	—
241	C₄	C₃₁×#433	1	2	yes	—
242	C₄	C₃₁×#440	1	2	yes	—
243	C₄	C₃₁×#441	1	2	yes	—
244	C₂	C₃₁×#1483	1	2	yes	—
245	C₂	C₃₁×#1485	1	2	yes	—
246	C₂	C₃₁×#1750	1	1	yes	characteristic
247	C₂	C₄×C₃₁×#104	1	1	yes	characteristic
248	C₂	C₃₁×#1763	1	1	yes	characteristic

	subgroup	G/H
center	C₂²×C₄×C₃₁	C₂×D₄
commutator	C₂×C₄	C₂×C₄²×C₃₁
Frattini, cosocle	C₂×C₄²	C₂³×C₃₁
socle, prime radical	C₂³×C₃₁	C₂×C₂²⋊C₄
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂²×C₄×C₃₁ ◁ C₄³×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
19. C₃₁×Q₈⋊C₈	C₄	semidirect
77. #8180	C₃₁	direct (N × H)
138. Q₈⋊C₈	C₄×C₃₁	semidirect
170. C₃₁	#8180	direct (N × H)

Maximal subgroups

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

subgroup	index
C₃₁×#2295	2
C₄×C₃₁×C₄⋊C₈	2
C₄×C₃₁×#97	2
C₂×C₃₁×Q₈⋊C₈	2
C₃₁×#1279	2
#8180	31

Subgroups — C31×#8180 #21464939

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#8180 #21464939