# Posts published in “Arithmetic”

Prime factors: The factors of any number which is a prime number are prime factors of that number. Or simply, Prime numbers when multiplied together…

Cube and cube root Ramanujan, the great mathematician India ever had. He loved numbers experimented with numbers to a vast extent. Once G.H Hardy came…

Square and square root:  A natural number m is said to be square number or perfect square if it can be expressed In terms of…

Also, Read Polynomial Formulas Linear Inequalities Formula Quadratic Equation Formulas Vector Algebra Formulas Binomial Theorem Formulas Linear equation in two variables: When a polynomial equation…

Real Number One of the fact you must know about real number is “It is named as real number because it is not imaginary.” It…

Divisibility Rules: Divisibility by 2 : A number is divisible by 2 if its unit’s digit is even or 0. Divisibility Rule for 3 :…

Divisibility Rules for 11 A number is divisible by 11 if the sum of digits at odd and even places are equal or differ by…

Divisibility Rules for 7 A number is divisible by 7 if unit’s place digit is multiplied by 2 and subtracted from the remaining digits and…

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