what is number in maths , Mathematics, often referred to as “math,” is a field of study that deals with the properties and relationships of numbers, quantities, shapes, and patterns. It involves logical reasoning, analysis, abstraction, and problem-solving. Mathematics is a universal language and a fundamental tool in various fields, including science, engineering, economics, and computer science.

In mathematics, a number is a mathematical object used to count, measure, and label. Numbers can be classified into different types based on their properties. Here are some key categories of numbers:

What is number in maths : 

• Natural Numbers (N):
  • These are the counting numbers: 1, 2, 3, 4, 5, and so on. They start from 1 and go infinitely.

• Whole Numbers (W):
  • Similar to natural numbers, but including zero: 0, 1, 2, 3, 4, 5, and so on.

• Integers (Z):
  • Integers include all positive and negative whole numbers, as well as zero: …, -3, -2, -1, 0, 1, 2, 3, …

• Rational Numbers (Q):
  • These are numbers that can be expressed as fractions where the numerator and denominator are integers, and the denominator is not zero. Examples include 1/2, -3, 5/7, and so on.

• Irrational Numbers:
  • Numbers that cannot be expressed as fractions of integers. Examples include the square root of 2 (√2) and pi (π).

• Real Numbers (R):
  • Real numbers include both rational and irrational numbers. They represent all points on the number line.

• Complex Numbers (C):
  • Complex numbers have a real part and an imaginary part. They are written in the form a + bi, where “a” and “b” are real numbers, and “i” is the imaginary unit (equal to the square root of -1).

• Prime Numbers:
  • Natural numbers greater than 1 that have no positive divisors other than 1 and themselves. Examples include 2, 3, 5, 7, 11, and so on.

• Odd and Even Numbers:
  • Natural numbers are classified as either odd or even. An even number is divisible by 2 without a remainder (e.g., 2, 4, 6), and an odd number is not (e.g., 1, 3, 5).

These are just a few categories of numbers in mathematics, and the study of numbers is a fundamental part of mathematical theory and practice. The properties and relationships among different types of numbers form the basis of various mathematical concepts and applications.