Is 100155 a prime number?

100 155 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 100 155 is about 316.473.

Thus, the square root of 100 155 is not an integer, and therefore 100 155 is not a square number.

The square of a number (here 100 155) is the result of the product of this number (100 155) by itself (i.e., 100 155 × 100 155); the square of 100 155 is sometimes called "raising 100 155 to the power 2", or "100 155 squared".

The square of 100 155 is 10 031 024 025 because 100 155 × 100 155 = 100 155² = 10 031 024 025.

As a consequence, 100 155 is the square root of 10 031 024 025.

100 155 is a number with 6 digits.

The multiples of 100 155 are all integers evenly divisible by 100 155, that is all numbers such that the remainder of the division by 100 155 is zero. There are infinitely many multiples of 100 155. The smallest multiples of 100 155 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 100 155 too, since 0 × 100 155 = 0
• 100 155: indeed, 100 155 is a multiple of itself, since 100 155 is evenly divisible by 100 155 (we have 100 155 / 100 155 = 1, so the remainder of this division is indeed zero)
• 200 310: indeed, 200 310 = 100 155 × 2
• 300 465: indeed, 300 465 = 100 155 × 3
• 400 620: indeed, 400 620 = 100 155 × 4
• 500 775: indeed, 500 775 = 100 155 × 5
• etc.

• Preceding numbers: …100 153, 100 154
• Following numbers: 100 156, 100 157…

Nearest numbers from 100 155

• Preceding prime number: 100 153
• Following prime number: 100 169

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• 100 155 est-il un nombre premier ?