Is 11520 a prime number?

11 520 is an even number, because it is evenly divisible by 2: 11 520 / 2 = 5 760.

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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 11 520 is about 107.331.

Thus, the square root of 11 520 is not an integer, and therefore 11 520 is not a square number.

The square of a number (here 11 520) is the result of the product of this number (11 520) by itself (i.e., 11 520 × 11 520); the square of 11 520 is sometimes called "raising 11 520 to the power 2", or "11 520 squared".

The square of 11 520 is 132 710 400 because 11 520 × 11 520 = 11 520² = 132 710 400.

As a consequence, 11 520 is the square root of 132 710 400.

11 520 is a number with 5 digits.

The multiples of 11 520 are all integers evenly divisible by 11 520, that is all numbers such that the remainder of the division by 11 520 is zero. There are infinitely many multiples of 11 520. The smallest multiples of 11 520 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 11 520 too, since 0 × 11 520 = 0
• 11 520: indeed, 11 520 is a multiple of itself, since 11 520 is evenly divisible by 11 520 (we have 11 520 / 11 520 = 1, so the remainder of this division is indeed zero)
• 23 040: indeed, 23 040 = 11 520 × 2
• 34 560: indeed, 34 560 = 11 520 × 3
• 46 080: indeed, 46 080 = 11 520 × 4
• 57 600: indeed, 57 600 = 11 520 × 5
• etc.

• Preceding numbers: …11 518, 11 519
• Following numbers: 11 521, 11 522…

Nearest numbers from 11 520

• Preceding prime number: 11 519
• Following prime number: 11 527

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• 11 520 est-il un nombre premier ?