Exercise 1.2

Express $140$ as a product of its prime factors.

Express the number $156$ as a product of its prime factors.

Express the following number as a product of its prime factors.
$5005$

Express the following number as a product of its prime factors.
$7429$

Find the $\mathrm{L}\mathrm{C}\mathrm{M}$ and $\mathrm{H}\mathrm{C}\mathrm{F}$ of the following pairs of integers and verify that $\mathrm{L}\mathrm{C}\mathrm{M}\times \mathrm{H}\mathrm{C}\mathrm{F}=$ product of the two numbers.
$26$ and $91$
 

Find the $\mathrm{L}\mathrm{C}\mathrm{M}$ and $\mathrm{H}\mathrm{C}\mathrm{F}$ of the following pairs of integers and verify that $\mathrm{L}\mathrm{C}\mathrm{M}\times \mathrm{H}\mathrm{C}\mathrm{F}=$ product of the two numbers.
 $510$ and $92$

Find the $\mathrm{L}\mathrm{C}\mathrm{M}$ and $\mathrm{H}\mathrm{C}\mathrm{F}$ of the following integers by applying the prime factorization method.
$12,15$ and $21$
 

Find the $\mathrm{L}\mathrm{C}\mathrm{M}$ and $\mathrm{H}\mathrm{C}\mathrm{F}$ of the following integers by applying the prime factorization method.
$8,9$ and $25$