13 (getal)

Hierdie artikel handel oor die getal 13, vir ander gebruike, sien 13 (dubbelsinnig).

**13 (getal) – 13**
Orde
Syfers: 0 1 2 3 4 5 6 7 8 9 10 20 30 40 50 60 70 80 90

13 is 'n natuurlike getal wat ná 12 en vóór 14 op die getallelyn lê. 13 is 'n priemgetal.

Wiskunde

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
13 × x	13	26	39	52	65	78	91	104	117	130	143	156	169	182	195	208	221	234	247	260	273	286	299	312	325	650	1300	13000	130000

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
13^x	13	169	2197	28561	371293	4826809	62748517	815730721	10604499373	137858491849		1792160394037	23298085122481	302875106592253	3937376385699289	51185893014090760	665416609183179904	8650415919381338112	112455406951957397504	1461920290375446036480	19004963774880800571392
x¹³	1	8192	1594323	67108864	1220703125	13060694016	96889010407	549755813888	2541865828329	10000000000000		34522712143931	106993205379072	302875106592253	793714773254144	1946195068359375	4503599627370496	9904578032905936	20822964865671168	42052983462257056	81920000000000000