Is 133820 a prime number?

133 820 is an even number, because it is evenly divisible by 2: 133 820 / 2 = 66 910.

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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 133 820 is about 365.814.

Thus, the square root of 133 820 is not an integer, and therefore 133 820 is not a square number.

The square of a number (here 133 820) is the result of the product of this number (133 820) by itself (i.e., 133 820 × 133 820); the square of 133 820 is sometimes called "raising 133 820 to the power 2", or "133 820 squared".

The square of 133 820 is 17 907 792 400 because 133 820 × 133 820 = 133 820² = 17 907 792 400.

As a consequence, 133 820 is the square root of 17 907 792 400.

133 820 is a number with 6 digits.

The multiples of 133 820 are all integers evenly divisible by 133 820, that is all numbers such that the remainder of the division by 133 820 is zero. There are infinitely many multiples of 133 820. The smallest multiples of 133 820 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 133 820 too, since 0 × 133 820 = 0
• 133 820: indeed, 133 820 is a multiple of itself, since 133 820 is evenly divisible by 133 820 (we have 133 820 / 133 820 = 1, so the remainder of this division is indeed zero)
• 267 640: indeed, 267 640 = 133 820 × 2
• 401 460: indeed, 401 460 = 133 820 × 3
• 535 280: indeed, 535 280 = 133 820 × 4
• 669 100: indeed, 669 100 = 133 820 × 5
• etc.

• Preceding numbers: …133 818, 133 819
• Following numbers: 133 821, 133 822…

Nearest numbers from 133 820

• Preceding prime number: 133 813
• Following prime number: 133 831

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• 133 820 est-il un nombre premier ?