Question

Factorise the following numbers into primes.
(i) 32
(ii) 57
(iii) 23
(vi) 208
(vii) 765
(viii) 342
(iv) 150
(ix) 377
(v) 216
(x) 559​

Answer 1

Answer:

(i) 32 =  2 x 2 x 2 x 2 x 2

(ii) 57 = 3 x 19

(iii) 23 = 23 x 1

(vi) 208 = 2 x 2 x 2 x 2 x 13

(vii) 765 = 3 x 3 x 5 x 17

(viii) 342 = 2 x 3 x 3 x 19

(iv) 150 = 2 x 3 x 5 x 5

(ix) 377 = 13 x 29

(v) 216 = 2 x 2 x 2 x 3 x 3 x 3

(x) 559 = 13 x 43