Write the prime factorisation of:
$490$

Important Questions on Playing with Numbers

EASY

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 4

Write the prime factorisation of:
$4631$

EASY

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 5

Write the smallest 4-digit number and its prime factorization.

EASY

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 6

Write the smallest number having four different prime factors.

MEDIUM

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 7

Is $23100$ is divisible by $33$? Find out applying a suitable divisibility rule.

EASY

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 8

Find the factors of $1729$.

MEDIUM

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 1

Find the $\mathrm{HCF}$ of 

$28, 36$

EASY

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 1

Find the HCF of
$\mathrm{300,} 450$

EASY

6th CBSE

IMPORTANT

Universal Mathematics 6>Chapter 3 - Playing with Numbers>INNINGS>Q 1

Find the HCF of
$\mathrm{364,780}$