Is 401400 a prime number?

401 400 is an even number, because it is evenly divisible by 2: 401 400 / 2 = 200 700.

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 401 400 is about 633.561.

Thus, the square root of 401 400 is not an integer, and therefore 401 400 is not a square number.

The square of a number (here 401 400) is the result of the product of this number (401 400) by itself (i.e., 401 400 × 401 400); the square of 401 400 is sometimes called "raising 401 400 to the power 2", or "401 400 squared".

The square of 401 400 is 161 121 960 000 because 401 400 × 401 400 = 401 400² = 161 121 960 000.

As a consequence, 401 400 is the square root of 161 121 960 000.

401 400 is a number with 6 digits.

The multiples of 401 400 are all integers evenly divisible by 401 400, that is all numbers such that the remainder of the division by 401 400 is zero. There are infinitely many multiples of 401 400. The smallest multiples of 401 400 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 401 400 too, since 0 × 401 400 = 0
• 401 400: indeed, 401 400 is a multiple of itself, since 401 400 is evenly divisible by 401 400 (we have 401 400 / 401 400 = 1, so the remainder of this division is indeed zero)
• 802 800: indeed, 802 800 = 401 400 × 2
• 1 204 200: indeed, 1 204 200 = 401 400 × 3
• 1 605 600: indeed, 1 605 600 = 401 400 × 4
• 2 007 000: indeed, 2 007 000 = 401 400 × 5
• etc.

• Preceding numbers: …401 398, 401 399
• Following numbers: 401 401, 401 402…

Nearest numbers from 401 400

• Preceding prime number: 401 393
• Following prime number: 401 407