Is 33991 a prime number?

33 991 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 33 991 is about 184.366.

Thus, the square root of 33 991 is not an integer, and therefore 33 991 is not a square number.

The square of a number (here 33 991) is the result of the product of this number (33 991) by itself (i.e., 33 991 × 33 991); the square of 33 991 is sometimes called "raising 33 991 to the power 2", or "33 991 squared".

The square of 33 991 is 1 155 388 081 because 33 991 × 33 991 = 33 991² = 1 155 388 081.

As a consequence, 33 991 is the square root of 1 155 388 081.

33 991 is a number with 5 digits.

The multiples of 33 991 are all integers evenly divisible by 33 991, that is all numbers such that the remainder of the division by 33 991 is zero. There are infinitely many multiples of 33 991. The smallest multiples of 33 991 are:

• 0: indeed, 0 is divisible by any natural number, and it is thus a multiple of 33 991 too, since 0 × 33 991 = 0
• 33 991: indeed, 33 991 is a multiple of itself, since 33 991 is evenly divisible by 33 991 (we have 33 991 / 33 991 = 1, so the remainder of this division is indeed zero)
• 67 982: indeed, 67 982 = 33 991 × 2
• 101 973: indeed, 101 973 = 33 991 × 3
• 135 964: indeed, 135 964 = 33 991 × 4
• 169 955: indeed, 169 955 = 33 991 × 5
• etc.

• Preceding numbers: …33 989, 33 990
• Following numbers: 33 992, 33 993…

Nearest numbers from 33 991

• Preceding prime number: 33 967
• Following prime number: 33 997