7 (getal)
- Hierdie artikel handel oor die getal 7, vir ander gebruike, sien 7 (dubbelsinnig).
7 (sewe) is 'n natuurlike getal wat ná 6 en vóór 8 op die getallelyn lê. 7 is 'n priemgetal.
Wiskunde
Lys van basiese berekeninge
| Vermenigvuldiging
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
50
|
100
|
1000
|
10000
|
| 7 × x
|
7
|
14
|
21
|
28
|
35
|
42
|
49
|
56
|
63
|
70
|
77
|
84
|
91
|
98
|
105
|
112
|
119
|
126
|
133
|
140
|
147
|
154
|
161
|
168
|
175
|
350
|
700
|
7000
|
70000
|
| Deling
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
| 7 ÷ x
|
7
|
3.500
|
2.333
|
1.750
|
1.400
|
1.167
|
1
|
0.875
|
0.778
|
0.700
|
|
0.636
|
0.583
|
0.538
|
0.500
|
0.467
|
0.438
|
0.412
|
0.389
|
0.368
|
0.350
|
| x ÷ 7
|
0.143
|
0.286
|
0.429
|
0.571
|
0.714
|
0.857
|
1
|
1.143
|
1.286
|
1.429
|
|
1.571
|
1.714
|
1.857
|
2
|
2.143
|
2.286
|
2.429
|
2.571
|
2.714
|
2.857
|
| Magsverheffing
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
| 7x
|
7
|
49
|
343
|
2401
|
16807
|
117649
|
823543
|
5764801
|
40353607
|
282475249
|
|
1977326743
|
13841287201
|
96889010407
|
678223072849
|
4747561509943
|
33232930569601
|
232630513987207
|
1628413597910449
|
11398895185373144
|
79792266297612000
|
| x7
|
1
|
128
|
2187
|
16384
|
78125
|
279936
|
823543
|
2097152
|
4782969
|
10000000
|
|
19487171
|
35831808
|
62748517
|
105413504
|
170859375
|
268435456
|
410338673
|
612220032
|
893871739
|
1280000000
|
Verwysings
Eksterne skakels
Wikimedia Commons het meer media in die kategorie 7 (getal).
