To find the prime factors of a number, start with any 2 factors and keep factoring the composite factors until all are prime.
1638
2 x 819
2 x 3 x 273
2 x 3 x 3 x 91
2 x 3 x 3 x 7 x 13 = 1638
It is: 2*3*3*7*13 = 1638 or as 2*32*7*13 = 1638
no because it ends with an 8 any # that ends with an even integer is reducible
2 x 3 x 3 x 7 x 13
2 x 3 x 3 x 7 x 13 = 1638 2,3,7 and 13 are prime.
2 x 3 x 3 x 7 x 13 = 1638
84% of a number equates to 84/100 of that number. 84% of 1638 = 1638 x 84/100 = 1375.92
The prime factors of 1,638 are: 2 3 7 13As a product of its prime factors: 2*3*3*7*13 = 1638
1638
1638 1638
You is called a prime number!You is called a prime number!You is called a prime number!You is called a prime number!
A factor can or cannot be a prime number Ex: 2 is the factor of all other even numbers its a prime number but 9 is a factor of 18 and its not a prime number A prime is a factor but a factor being a prime number varies
7 is a prime number!