Subgroups — C₃₁×#1838 #16841771

Order 3968.

180 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₃₁×#423	C₂	1	2	yes	maximal
2	C₂×C₃₁×#97	C₂	1	1	yes	maximal, characteristic
3	C₃₁×#341	C₂	1	4	yes	maximal
4	C₂×M₁₆×C₃₁	C₂²	1	4	yes	—
5	C₂²×C₈×C₃₁	C₂²	1	2	yes	—
6	C₂×C₄²×C₃₁	C₂²	1	1	yes	characteristic
7	C₃₁×C₄⋊C₈	—	2	4	no	—
8	C₃₁×#97	C₄	1	4	yes	—
9	C₂²×C₄×C₃₁	Q₈	1	2	yes	—
10	C₂²×C₄×C₃₁	C₂³	1	1	yes	characteristic
11	M₁₆×C₃₁	—	2	8	no	—
12	C₂×C₈×C₃₁	—	2	4	no	—
13	C₂×C₈×C₃₁	—	2	4	no	—
14	C₂×C₈×C₃₁	C₂×C₄	1	4	yes	—
15	C₄²×C₃₁	C₂×C₄	1	2	yes	—
16	C₄²×C₃₁	D₄	1	2	yes	—
17	C₂³×C₃₁	C₂×Q₈	1	1	yes	characteristic
18	C₂×C₄×C₃₁	—	4	2	no	—
19	C₂×C₄×C₃₁	C₄⋊C₄	1	4	yes	—
20	C₂×C₄×C₃₁	C₂²×C₄	1	1	yes	characteristic
21	C₂×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
22	C₂×C₄×C₃₁	#41	1	4	yes	—
23	C₈×C₃₁	—	2	4	no	—
24	C₈×C₃₁	—	4	4	no	—
25	#1838	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
26	C₂²×C₃₁	—	2	2	no	—
27	C₂²×C₃₁	C₂×C₄⋊C₄	1	1	yes	characteristic
28	C₂²×C₃₁	#125	1	2	yes	—
29	C₄×C₃₁	—	2	4	no	—
30	C₄×C₃₁	#117	1	2	yes	—
31	C₄×C₃₁	#124	1	2	yes	—
32	#423	C₂×C₃₁	1	2	yes	—
33	C₂×#97	C₂×C₃₁	1	1	yes	characteristic
34	#341	C₂×C₃₁	1	4	yes	—
35	C₂×C₃₁	—	2	2	no	—
36	C₂×C₃₁	#382	1	1	yes	characteristic
37	C₂×C₃₁	#430	1	2	yes	—
38	C₂×M₁₆	C₂²×C₃₁	1	4	yes	—
39	C₂²×C₈	C₂²×C₃₁	1	2	yes	—
40	C₂×C₄²	C₂²×C₃₁	1	1	yes	characteristic
41	C₄⋊C₈	—	2	4	no	—
42	#97	C₄×C₃₁	1	4	yes	—
43	C₃₁	#1838	1	1	yes	characteristic, direct product factor, Sylow
44	C₂²×C₄	Q₈×C₃₁	1	2	yes	—
45	C₂²×C₄	C₂³×C₃₁	1	1	yes	characteristic
46	M₁₆	—	2	8	no	—
47	C₂×C₈	—	2	4	no	—
48	C₂×C₈	—	2	4	no	—
49	C₂×C₈	C₂×C₄×C₃₁	1	4	yes	—
50	C₄²	C₂×C₄×C₃₁	1	2	yes	—
51	C₄²	D₄×C₃₁	1	2	yes	—
52	C₂³	C₂×Q₈×C₃₁	1	1	yes	characteristic
53	C₂×C₄	—	4	2	no	—
54	C₂×C₄	C₄⋊C₄×C₃₁	1	4	yes	—
55	C₂×C₄	C₂²×C₄×C₃₁	1	1	yes	characteristic
56	C₂×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
57	C₂×C₄	#41×C₃₁	1	4	yes	—
58	C₈	—	2	4	no	—
59	C₈	—	4	4	no	—
60	C₂²	—	2	2	no	—
61	C₂²	C₂×C₄⋊C₄×C₃₁	1	1	yes	characteristic
62	C₂²	C₃₁×#125	1	2	yes	—
63	C₄	—	2	4	no	—
64	C₄	C₃₁×#117	1	2	yes	—
65	C₄	C₃₁×#124	1	2	yes	—
66	C₂	—	2	2	no	—
67	C₂	C₃₁×#382	1	1	yes	characteristic
68	C₂	C₃₁×#430	1	2	yes	—

	subgroup	G/H
center	C₂×C₄×C₃₁	C₂×D₄
commutator	C₂×C₄	C₂²×C₄×C₃₁
Frattini, cosocle	C₂²×C₄	C₂³×C₃₁
socle	C₂²×C₃₁	C₂×C₄⋊C₄
prime radical	C₂³×C₃₁	C₂×Q₈
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂×C₄×C₃₁ ◁ C₂×C₄²×C₃₁ ◁ G

Complements

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

N	H ≅ G/N	type
25. #1838	C₃₁	direct (N × H)
43. C₃₁	#1838	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×#423	2
C₂×C₃₁×#97	2
C₃₁×#341	2
#1838	31

Subgroups — C31×#1838 #16841771

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#1838 #16841771