Is 155201 a prime number?

155 201 is an odd number, because it is not evenly divisible by 2.

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 155 201 is about 393.956.

Thus, the square root of 155 201 is not an integer, and therefore 155 201 is not a square number.

Anyway, 155 201 is a prime number, and a prime number cannot be a perfect square.

The square of a number (here 155 201) is the result of the product of this number (155 201) by itself (i.e., 155 201 × 155 201); the square of 155 201 is sometimes called "raising 155 201 to the power 2", or "155 201 squared".

The square of 155 201 is 24 087 350 401 because 155 201 × 155 201 = 155 201² = 24 087 350 401.

As a consequence, 155 201 is the square root of 24 087 350 401.

155 201 is a number with 6 digits.

The multiples of 155 201 are all integers evenly divisible by 155 201, that is all numbers such that the remainder of the division by 155 201 is zero. There are infinitely many multiples of 155 201. The smallest multiples of 155 201 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 155 201 too, since 0 × 155 201 = 0
• 155 201: indeed, 155 201 is a multiple of itself, since 155 201 is evenly divisible by 155 201 (we have 155 201 / 155 201 = 1, so the remainder of this division is indeed zero)
• 310 402: indeed, 310 402 = 155 201 × 2
• 465 603: indeed, 465 603 = 155 201 × 3
• 620 804: indeed, 620 804 = 155 201 × 4
• 776 005: indeed, 776 005 = 155 201 × 5
• etc.

• Preceding numbers: …155 199, 155 200
• Following numbers: 155 202, 155 203…

Nearest numbers from 155 201

• Preceding prime number: 155 191
• Following prime number: 155 203