Is 121139 a prime number?

121 139 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 121 139 is about 348.050.

Thus, the square root of 121 139 is not an integer, and therefore 121 139 is not a square number.

Anyway, 121 139 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 121 139) is the result of the product of this number (121 139) by itself (i.e., 121 139 × 121 139); the square of 121 139 is sometimes called "raising 121 139 to the power 2", or "121 139 squared".

The square of 121 139 is 14 674 657 321 because 121 139 × 121 139 = 121 139² = 14 674 657 321.

As a consequence, 121 139 is the square root of 14 674 657 321.

121 139 is a number with 6 digits.

The multiples of 121 139 are all integers evenly divisible by 121 139, that is all numbers such that the remainder of the division by 121 139 is zero. There are infinitely many multiples of 121 139. The smallest multiples of 121 139 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 121 139 too, since 0 × 121 139 = 0
• 121 139: indeed, 121 139 is a multiple of itself, since 121 139 is evenly divisible by 121 139 (we have 121 139 / 121 139 = 1, so the remainder of this division is indeed zero)
• 242 278: indeed, 242 278 = 121 139 × 2
• 363 417: indeed, 363 417 = 121 139 × 3
• 484 556: indeed, 484 556 = 121 139 × 4
• 605 695: indeed, 605 695 = 121 139 × 5
• etc.

• Preceding numbers: …121 137, 121 138
• Following numbers: 121 140, 121 141…

Nearest numbers from 121 139

• Preceding prime number: 121 123
• Following prime number: 121 151

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• 121 139 est-il un nombre premier ?