Is 401023 a prime number?

401 023 is an odd number, because it is not evenly divisible by 2.

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• 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 401 023 is about 633.264.

Thus, the square root of 401 023 is not an integer, and therefore 401 023 is not a square number.

The square of a number (here 401 023) is the result of the product of this number (401 023) by itself (i.e., 401 023 × 401 023); the square of 401 023 is sometimes called "raising 401 023 to the power 2", or "401 023 squared".

The square of 401 023 is 160 819 446 529 because 401 023 × 401 023 = 401 023² = 160 819 446 529.

As a consequence, 401 023 is the square root of 160 819 446 529.

401 023 is a number with 6 digits.

The multiples of 401 023 are all integers evenly divisible by 401 023, that is all numbers such that the remainder of the division by 401 023 is zero. There are infinitely many multiples of 401 023. The smallest multiples of 401 023 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 401 023 too, since 0 × 401 023 = 0
• 401 023: indeed, 401 023 is a multiple of itself, since 401 023 is evenly divisible by 401 023 (we have 401 023 / 401 023 = 1, so the remainder of this division is indeed zero)
• 802 046: indeed, 802 046 = 401 023 × 2
• 1 203 069: indeed, 1 203 069 = 401 023 × 3
• 1 604 092: indeed, 1 604 092 = 401 023 × 4
• 2 005 115: indeed, 2 005 115 = 401 023 × 5
• etc.

• Preceding numbers: …401 021, 401 022
• Following numbers: 401 024, 401 025…

Nearest numbers from 401 023

• Preceding prime number: 401 017
• Following prime number: 401 029

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• 401 023 est-il un nombre premier ?