Properties of numbers
Properties of numbers: Overview
This topic covers concepts, such as, Rational Numbers, Prime and Composite Numbers, Base Systems & Modulus of a Number etc.
Important Questions on Properties of numbers
The greatest number of digit which starts from and ends with is _____

Which of the following statements are true?
(I) All natural numbers are also whole numbers.
(II) One is the smallest natural number.


The sum of five consecutive odd numbers is . What is the sum of the largest number and twice the smallest number?

Find the largest given prime number. In four consecutive prime numbers that are in descending order, the product of the first three is and that of the last three is .


If all the numbers from 4 to 71 which are divisible by 4 are arranged in descending order, then which number will be at 8th place from the top ?

The natural numbers along with zero forms the collection of:



Find the digit in the unit's place of the product .

Which of the following is the maximum sum of ……?

If a quantity is divided in the ratio , the larger part is . Find the quantity.

Find the smallest number from the given options which when divided by or has as remainder in each case.

When is multiplied by , the product is . Find the relation between and

Consider all those two-digit positive integers less than , which when divided by yield unity as remainder. What is their sum?

A number is a positive three-digit number If is at its hundred's place and is at its unit's place, then the number is always divisible by

The least number which must be added to the greatest number of digits in order that the sum may be exactly divisible by is


Make the greatest and the smallest four-digit number using any four-digits number with digit always at thousand place.
