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A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.

Is 118 a Prime Number?

Is 118 a prime number? How do you know that 118 is prime or composite? Let us first understand what makes a number 'prime'. If a number has only 2 factors (1 and the number itself), then it is a prime number. If the number has more than 2 factors, then it is composite. Now, what do you think of 118? Is 118 a prime number? "No, 118 is not a prime number." Since 118 has more than 2 factors i.e. 1, 2, 59, 118, it is a composite number. Let's study this in detail.

  • Is 118 a prime number? - No
  • Is 118 a composite number? - Yes
  • Factors of 118 - 1, 2, 59, 118
  • Is 118 a perfect square? - No
  • Prime Factors of 118 - 2, 59

Is 118 a Prime or Composite?

Is 118 a Prime Number?

No, 118 is not a prime number. The number 118 is divisible by 1, 2, 59, 118. For a number to be classified as a prime number, it should have exactly two factors. Since 118 has more than two factors, i.e. 1, 2, 59, 118, it is not a prime number.

Is 118 a Prime Number?

Why is 118 not a Prime Number?

To understand whether 118 is prime or composite, it is important to find its factors.

Factors of 118: 1, 2, 59, 118

Since 118 has more than 2 factors, we can say that 118 is not a prime number.

☛ Prime Number Calculator

Is 118 a Composite Number?

Yes, since 118 has more than two factors i.e. 1, 2, 59, 118. In other words, 118 is a composite number because 118 has more than 2 factors.

Problem Statements:

Is 118 a Prime Number? No
Is 118 a Composite Number? Yes
Is 118 a Perfect Cube? No
Cube Root of 118 4.90486
Is 118 a Perfect Square? No
Square Root of 118 10.86278
Is 118 an Even Number? Yes
Multiples of 118 118, 236, 354, 472, 590, 708, 826, 944, 1062, 1180
Is 118 an Odd Number? No
Square of 118 13924

Fun Facts:

  • Euler discovered a polynomial n2 + n + 41 that produces prime numbers for values of n that lie between 0 and 39 inclusive. It can generate 40 prime numbers for 0 <= n <= 39.
  • Numbers X and Y are said to be coprime if they have only one common factor that is 1.
  • A pair of prime numbers X and Y are said to be twin prime numbers if the absolute difference between them is 2. Example - (311, 313) are twin prime numbers.

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