Is 21467 a prime number?

21 467 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 21 467 is about 146.516.

Thus, the square root of 21 467 is not an integer, and therefore 21 467 is not a square number.

Anyway, 21 467 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 21 467) is the result of the product of this number (21 467) by itself (i.e., 21 467 × 21 467); the square of 21 467 is sometimes called "raising 21 467 to the power 2", or "21 467 squared".

The square of 21 467 is 460 832 089 because 21 467 × 21 467 = 21 467² = 460 832 089.

As a consequence, 21 467 is the square root of 460 832 089.

21 467 is a number with 5 digits.

The multiples of 21 467 are all integers evenly divisible by 21 467, that is all numbers such that the remainder of the division by 21 467 is zero. There are infinitely many multiples of 21 467. The smallest multiples of 21 467 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 21 467 too, since 0 × 21 467 = 0
• 21 467: indeed, 21 467 is a multiple of itself, since 21 467 is evenly divisible by 21 467 (we have 21 467 / 21 467 = 1, so the remainder of this division is indeed zero)
• 42 934: indeed, 42 934 = 21 467 × 2
• 64 401: indeed, 64 401 = 21 467 × 3
• 85 868: indeed, 85 868 = 21 467 × 4
• 107 335: indeed, 107 335 = 21 467 × 5
• etc.

• Preceding numbers: …21 465, 21 466
• Following numbers: 21 468, 21 469…

Nearest numbers from 21 467

• Preceding prime number: 21 433
• Following prime number: 21 481

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• 21 467 est-il un nombre premier ?