Is 121985 a prime number?

121 985 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 121 985 is about 349.264.

Thus, the square root of 121 985 is not an integer, and therefore 121 985 is not a square number.

The square of a number (here 121 985) is the result of the product of this number (121 985) by itself (i.e., 121 985 × 121 985); the square of 121 985 is sometimes called "raising 121 985 to the power 2", or "121 985 squared".

The square of 121 985 is 14 880 340 225 because 121 985 × 121 985 = 121 985² = 14 880 340 225.

As a consequence, 121 985 is the square root of 14 880 340 225.

121 985 is a number with 6 digits.

The multiples of 121 985 are all integers evenly divisible by 121 985, that is all numbers such that the remainder of the division by 121 985 is zero. There are infinitely many multiples of 121 985. The smallest multiples of 121 985 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 121 985 too, since 0 × 121 985 = 0
• 121 985: indeed, 121 985 is a multiple of itself, since 121 985 is evenly divisible by 121 985 (we have 121 985 / 121 985 = 1, so the remainder of this division is indeed zero)
• 243 970: indeed, 243 970 = 121 985 × 2
• 365 955: indeed, 365 955 = 121 985 × 3
• 487 940: indeed, 487 940 = 121 985 × 4
• 609 925: indeed, 609 925 = 121 985 × 5
• etc.

• Preceding numbers: …121 983, 121 984
• Following numbers: 121 986, 121 987…

Nearest numbers from 121 985

• Preceding prime number: 121 967
• Following prime number: 121 993

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• 121 985 est-il un nombre premier ?