Is 42509827 a prime number?

42 509 827 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 42 509 827 is about 6 519.956.

Thus, the square root of 42 509 827 is not an integer, and therefore 42 509 827 is not a square number.

Anyway, 42 509 827 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 42 509 827) is the result of the product of this number (42 509 827) by itself (i.e., 42 509 827 × 42 509 827); the square of 42 509 827 is sometimes called "raising 42 509 827 to the power 2", or "42 509 827 squared".

The square of 42 509 827 is 1 807 085 391 569 929 because 42 509 827 × 42 509 827 = 42 509 827² = 1 807 085 391 569 929.

As a consequence, 42 509 827 is the square root of 1 807 085 391 569 929.

42 509 827 is a number with 8 digits.

The multiples of 42 509 827 are all integers evenly divisible by 42 509 827, that is all numbers such that the remainder of the division by 42 509 827 is zero. There are infinitely many multiples of 42 509 827. The smallest multiples of 42 509 827 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 42 509 827 too, since 0 × 42 509 827 = 0
• 42 509 827: indeed, 42 509 827 is a multiple of itself, since 42 509 827 is evenly divisible by 42 509 827 (we have 42 509 827 / 42 509 827 = 1, so the remainder of this division is indeed zero)
• 85 019 654: indeed, 85 019 654 = 42 509 827 × 2
• 127 529 481: indeed, 127 529 481 = 42 509 827 × 3
• 170 039 308: indeed, 170 039 308 = 42 509 827 × 4
• 212 549 135: indeed, 212 549 135 = 42 509 827 × 5
• etc.

• Preceding numbers: …42 509 825, 42 509 826
• Following numbers: 42 509 828, 42 509 829…

Nearest numbers from 42 509 827

• Preceding prime number: 42 509 807
• Following prime number: 42 509 879

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• 42 509 827 est-il un nombre premier ?