Is 155000 a prime number?

155 000 is an even number, because it is evenly divisible by 2: 155 000 / 2 = 77 500.

Find out more:

• 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 155 000 is about 393.700.

Thus, the square root of 155 000 is not an integer, and therefore 155 000 is not a square number.

The square of a number (here 155 000) is the result of the product of this number (155 000) by itself (i.e., 155 000 × 155 000); the square of 155 000 is sometimes called "raising 155 000 to the power 2", or "155 000 squared".

The square of 155 000 is 24 025 000 000 because 155 000 × 155 000 = 155 000² = 24 025 000 000.

As a consequence, 155 000 is the square root of 24 025 000 000.

155 000 is a number with 6 digits.

The multiples of 155 000 are all integers evenly divisible by 155 000, that is all numbers such that the remainder of the division by 155 000 is zero. There are infinitely many multiples of 155 000. The smallest multiples of 155 000 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 155 000 too, since 0 × 155 000 = 0
• 155 000: indeed, 155 000 is a multiple of itself, since 155 000 is evenly divisible by 155 000 (we have 155 000 / 155 000 = 1, so the remainder of this division is indeed zero)
• 310 000: indeed, 310 000 = 155 000 × 2
• 465 000: indeed, 465 000 = 155 000 × 3
• 620 000: indeed, 620 000 = 155 000 × 4
• 775 000: indeed, 775 000 = 155 000 × 5
• etc.

• Preceding numbers: …154 998, 154 999
• Following numbers: 155 001, 155 002…

Nearest numbers from 155 000

• Preceding prime number: 154 991
• Following prime number: 155 003

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• 155 000 est-il un nombre premier ?