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

Is 100 a Prime Number?

Is 100 a prime number? "No, 100 is not a prime number." A number can be classified as prime or composite depending on the factors it contains; it could either have only 2 factors or more than 2 factors. Numbers like 937 with only 2 factors, i.e. 1 and 937 are called prime numbers. However, numbers like 546 with more than 2 factors are called composite numbers. Let us find out how and why is 100 a prime number or a composite number?

  • Is 100 a prime number? - No
  • Is 100 a composite number? - Yes
  • Factors of 100 - 1, 2, 4, 5, 10, 20, 25, 50, 100
  • Prime Factors of 100 - 2, 5
  • Is 100 a perfect square? - Yes

Is 100 a Prime or Composite?

Is 100 a Prime Number?

No, 100 is not a prime number. The number 100 is divisible by 1, 2, 4, 5, 10, 20, 25, 50, 100. For a number to be classified as a prime number, it should have exactly two factors. Since 100 has more than two factors, i.e. 1, 2, 4, 5, 10, 20, 25, 50, 100, it is not a prime number.

Is 100 a Prime Number?

Why is 100 not a Prime Number?

To understand whether 100 is composite or prime, it is important to find its factors.

Factors of 100: 1, 2, 4, 5, 10, 20, 25, 50, 100

Since 100 has more than 2 factors, we can say that 100 is not a prime number.

☛ Prime Number Calculator

Is 100 a Composite Number?

Yes, since 100 has more than two factors i.e. 1, 2, 4, 5, 10, 20, 25, 50, 100. In other words, 100 is a composite number because 100 has more than 2 factors.

Problem Statements:

Is 100 a Prime Number? No
Is 100 a Composite Number? Yes
Multiples of 100 100, 200, 300, 400, 500, 600, 700, 800, 900, 1000
Is 100 a Perfect Square? Yes
Square Root of 100 10
Square of 100 10000
Cube Root of 100 4.641582
Is 100 an Even Number? Yes
Is 100 a Perfect Cube? No
Is 100 an Odd Number? No

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.
  • 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.
  • 2 is the smallest prime number.

☛ Also Check:

 
Math worksheets and
visual curriculum