Is 688001 a prime number?

688 001 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 688 001 is about 829.458.

Thus, the square root of 688 001 is not an integer, and therefore 688 001 is not a square number.

The square of a number (here 688 001) is the result of the product of this number (688 001) by itself (i.e., 688 001 × 688 001); the square of 688 001 is sometimes called "raising 688 001 to the power 2", or "688 001 squared".

The square of 688 001 is 473 345 376 001 because 688 001 × 688 001 = 688 001² = 473 345 376 001.

As a consequence, 688 001 is the square root of 473 345 376 001.

688 001 is a number with 6 digits.

The multiples of 688 001 are all integers evenly divisible by 688 001, that is all numbers such that the remainder of the division by 688 001 is zero. There are infinitely many multiples of 688 001. The smallest multiples of 688 001 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 688 001 too, since 0 × 688 001 = 0
• 688 001: indeed, 688 001 is a multiple of itself, since 688 001 is evenly divisible by 688 001 (we have 688 001 / 688 001 = 1, so the remainder of this division is indeed zero)
• 1 376 002: indeed, 1 376 002 = 688 001 × 2
• 2 064 003: indeed, 2 064 003 = 688 001 × 3
• 2 752 004: indeed, 2 752 004 = 688 001 × 4
• 3 440 005: indeed, 3 440 005 = 688 001 × 5
• etc.

• Preceding numbers: …687 999, 688 000
• Following numbers: 688 002, 688 003…

Nearest numbers from 688 001

• Preceding prime number: 687 977
• Following prime number: 688 003

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• 688 001 est-il un nombre premier ?