Is 109421 a prime number?

109 421 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 109 421 is about 330.788.

Thus, the square root of 109 421 is not an integer, and therefore 109 421 is not a square number.

The square of a number (here 109 421) is the result of the product of this number (109 421) by itself (i.e., 109 421 × 109 421); the square of 109 421 is sometimes called "raising 109 421 to the power 2", or "109 421 squared".

The square of 109 421 is 11 972 955 241 because 109 421 × 109 421 = 109 421² = 11 972 955 241.

As a consequence, 109 421 is the square root of 11 972 955 241.

109 421 is a number with 6 digits.

The multiples of 109 421 are all integers evenly divisible by 109 421, that is all numbers such that the remainder of the division by 109 421 is zero. There are infinitely many multiples of 109 421. The smallest multiples of 109 421 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 109 421 too, since 0 × 109 421 = 0
• 109 421: indeed, 109 421 is a multiple of itself, since 109 421 is evenly divisible by 109 421 (we have 109 421 / 109 421 = 1, so the remainder of this division is indeed zero)
• 218 842: indeed, 218 842 = 109 421 × 2
• 328 263: indeed, 328 263 = 109 421 × 3
• 437 684: indeed, 437 684 = 109 421 × 4
• 547 105: indeed, 547 105 = 109 421 × 5
• etc.

• Preceding numbers: …109 419, 109 420
• Following numbers: 109 422, 109 423…

Nearest numbers from 109 421

• Preceding prime number: 109 397
• Following prime number: 109 423

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• 109 421 est-il un nombre premier ?