Question

Express each number as a product of its prime factors:

1. $140$
2. $156$
3. $3825$
4. $5005$
5. $7429$

Answer 1

(i)** ** $140 = 2 × 2× 5×7$

(ii) $156 = 2×2×3×13$

(iii)** ** $3825 = 3×3×5×5×17$

(iv)** ** $5005 = 5×7×11×13$

(v) $7429 = 17× 19× 23$