Facts about 81
Some common facts about number 81 are:
- Divisibility: 81 is divisible by 1, 3, 9, 27, and 81 itself.
- Square of 9: 81 is the square of the integer 9. In mathematics, a square number is the result of multiplying an integer by itself.
- Perfect Square: Being the square of 9, 81 is a perfect square.
- Prime Factorization: The prime factorization of 81 is 3 × 3 × 3 × 3 i.e., 34
- Binary Representation: In binary, 81 is represented as 1010001.
- Symbolism: In numerology, 81 symbolizes leadership, independence, and determination.
Read More,
Cube Root of 81
Cube Root of 81 is approximately equal to 4.326. As 81 is not a perfect cube, it cannot be expressed as the cube of an integer. Cube Root of 81 can be represented as ∛81 or 3∛3 or 34/3.
In this article, we will learn to find the cube root of 81 by various methods and some solved examples related to the same.