Is 101721 a prime number?

101 721 is an odd number, because it is not evenly divisible by 2.

Find out more:

• What is an even number?

A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 101 721 is about 318.937.

Thus, the square root of 101 721 is not an integer, and therefore 101 721 is not a square number.

The square of a number (here 101 721) is the result of the product of this number (101 721) by itself (i.e., 101 721 × 101 721); the square of 101 721 is sometimes called "raising 101 721 to the power 2", or "101 721 squared".

The square of 101 721 is 10 347 161 841 because 101 721 × 101 721 = 101 721² = 10 347 161 841.

As a consequence, 101 721 is the square root of 10 347 161 841.

101 721 is a number with 6 digits.

The multiples of 101 721 are all integers evenly divisible by 101 721, that is all numbers such that the remainder of the division by 101 721 is zero. There are infinitely many multiples of 101 721. The smallest multiples of 101 721 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 101 721 too, since 0 × 101 721 = 0
• 101 721: indeed, 101 721 is a multiple of itself, since 101 721 is evenly divisible by 101 721 (we have 101 721 / 101 721 = 1, so the remainder of this division is indeed zero)
• 203 442: indeed, 203 442 = 101 721 × 2
• 305 163: indeed, 305 163 = 101 721 × 3
• 406 884: indeed, 406 884 = 101 721 × 4
• 508 605: indeed, 508 605 = 101 721 × 5
• etc.

• Preceding numbers: …101 719, 101 720
• Following numbers: 101 722, 101 723…

Nearest numbers from 101 721

• Preceding prime number: 101 719
• Following prime number: 101 723