Is 145013 a prime number?

145 013 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 145 013 is about 380.806.

Thus, the square root of 145 013 is not an integer, and therefore 145 013 is not a square number.

The square of a number (here 145 013) is the result of the product of this number (145 013) by itself (i.e., 145 013 × 145 013); the square of 145 013 is sometimes called "raising 145 013 to the power 2", or "145 013 squared".

The square of 145 013 is 21 028 770 169 because 145 013 × 145 013 = 145 013² = 21 028 770 169.

As a consequence, 145 013 is the square root of 21 028 770 169.

145 013 is a number with 6 digits.

The multiples of 145 013 are all integers evenly divisible by 145 013, that is all numbers such that the remainder of the division by 145 013 is zero. There are infinitely many multiples of 145 013. The smallest multiples of 145 013 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 145 013 too, since 0 × 145 013 = 0
• 145 013: indeed, 145 013 is a multiple of itself, since 145 013 is evenly divisible by 145 013 (we have 145 013 / 145 013 = 1, so the remainder of this division is indeed zero)
• 290 026: indeed, 290 026 = 145 013 × 2
• 435 039: indeed, 435 039 = 145 013 × 3
• 580 052: indeed, 580 052 = 145 013 × 4
• 725 065: indeed, 725 065 = 145 013 × 5
• etc.

• Preceding numbers: …145 011, 145 012
• Following numbers: 145 014, 145 015…

Nearest numbers from 145 013

• Preceding prime number: 145 009
• Following prime number: 145 021

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• 145 013 est-il un nombre premier ?