Is 173 a prime? Why?

Sum

Yes, 173 is a prime.

Because it has only 1 and itself as factors.

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Chapter 1: Numbers - Exercise 1.3 [Page 22]

Chapter 1 Numbers
Exercise 1.3 | Q 2 | Page 22

Write the first six multiples of: 4

Find whether the following number is divisible by 2: 352

Find whether the following number is divisible by 8: 2536

Find whether the following number is divisible by 15: 960

In the following number, replace M by the smallest number to make resulting number divisible by 9: 77548M

Write the first five multiples of the following number:
70

Write the factors of the following number.

The factors of a number are 1, 2, 4, 5, 8, 10, 16, 20, 40 and 80. What is the number?

Write down the factors of the given number.

Write down the first 5 multiples of the given number.