Is 143003 a prime number?

143 003 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 143 003 is about 378.157.

Thus, the square root of 143 003 is not an integer, and therefore 143 003 is not a square number.

The square of a number (here 143 003) is the result of the product of this number (143 003) by itself (i.e., 143 003 × 143 003); the square of 143 003 is sometimes called "raising 143 003 to the power 2", or "143 003 squared".

The square of 143 003 is 20 449 858 009 because 143 003 × 143 003 = 143 003² = 20 449 858 009.

As a consequence, 143 003 is the square root of 20 449 858 009.

143 003 is a number with 6 digits.

The multiples of 143 003 are all integers evenly divisible by 143 003, that is all numbers such that the remainder of the division by 143 003 is zero. There are infinitely many multiples of 143 003. The smallest multiples of 143 003 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 143 003 too, since 0 × 143 003 = 0
• 143 003: indeed, 143 003 is a multiple of itself, since 143 003 is evenly divisible by 143 003 (we have 143 003 / 143 003 = 1, so the remainder of this division is indeed zero)
• 286 006: indeed, 286 006 = 143 003 × 2
• 429 009: indeed, 429 009 = 143 003 × 3
• 572 012: indeed, 572 012 = 143 003 × 4
• 715 015: indeed, 715 015 = 143 003 × 5
• etc.

• Preceding numbers: …143 001, 143 002
• Following numbers: 143 004, 143 005…

Nearest numbers from 143 003

• Preceding prime number: 142 993
• Following prime number: 143 053

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• 143 003 est-il un nombre premier ?