in Wikipedia, die vrye ensiklopedie
- Hierdie artikel handel oor die getal 13, vir ander gebruike, sien 13 (dubbelsinnig).
13 is 'n natuurlike getal wat ná 12 en vóór 14 op die getallelyn lê. 13 is 'n priemgetal.
| Deling
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
| 13 ÷ x
|
13
|
6.500
|
4.333
|
3.250
|
2.600
|
2.167
|
1.857
|
1.625
|
1.444
|
1.300
|
|
1.182
|
1.083
|
1
|
0.929
|
0.867
|
0.812
|
0.765
|
0.722
|
0.684
|
0.650
|
| x ÷ 13
|
0.077
|
0.154
|
0.231
|
0.308
|
0.385
|
0.462
|
0.538
|
0.615
|
0.692
|
0.769
|
|
0.846
|
0.923
|
1
|
1.077
|
1.154
|
1.231
|
1.308
|
1.385
|
1.462
|
1.538
|
| Magsverheffing
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
| 13x
|
13
|
169
|
2197
|
28561
|
371293
|
4826809
|
62748517
|
815730721
|
10604499373
|
137858491849
|
|
1792160394037
|
23298085122481
|
302875106592253
|
3937376385699289
|
51185893014090760
|
665416609183179904
|
8650415919381338112
|
112455406951957397504
|
1461920290375446036480
|
19004963774880800571392
|
| x13
|
1
|
8192
|
1863323
|
67108864
|
1220703125
|
13060694016
|
96889010407
|
549755813888
|
2541865828329
|
10000000000000
|
|
34522712143931
|
106993205379072
|
302875106592253
|
793714773254144
|
1946195068359375
|
4503599627370496
|
9904578032905936
|
20822964865671168
|
42052983462257056
|
81920000000000000
|
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