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

Is 2001 a Prime Number?

Is 2001 a prime number? Numbers having only 2 factors, i.e. 1 and the number itself are known as prime numbers whereas numbers with more than 2 factors are known as composite. The answer to the question whether 2001 is a prime or composite is - "2001 is a composite number." Now, let us find out how and why is 2001 a prime number or a composite number?

  • Is 2001 a prime number? - No
  • Is 2001 a composite number? - Yes
  • Is 2001 a perfect square? - No
  • Prime Factors of 2001 - 3, 23, 29
  • Factors of 2001 - 1, 3, 23, 29, 69, 87, 667, 2001

Is 2001 a Prime or Composite?

Is 2001 a Prime Number?

No, 2001 is not a prime number. The number 2001 is divisible by 1, 3, 23, 29, 69, 87, 667, 2001. For a number to be classified as a prime number, it should have exactly two factors. Since 2001 has more than two factors, i.e. 1, 3, 23, 29, 69, 87, 667, 2001, it is not a prime number.

Is 2001 a Prime Number?

Why is 2001 not a Prime Number?

To understand whether 2001 is prime or composite, it is important to find its factors.

Factors of 2001: 1, 3, 23, 29, 69, 87, 667, 2001

Since 2001 has more than 2 factors, we can say that 2001 is not a prime number.

☛ Prime Number Calculator

Is 2001 a Composite Number?

Yes, since 2001 has more than two factors i.e. 1, 3, 23, 29, 69, 87, 667, 2001. In other words, 2001 is a composite number because 2001 has more than 2 factors.

Problem Statements:

Is 2001 a Prime Number? No
Is 2001 a Composite Number? Yes
Cube Root of 2001 12.601278
Is 2001 a Perfect Square? No
Is 2001 an Odd Number? Yes
Square of 2001 4004001
Is 2001 an Even Number? No
Square Root of 2001 44.732538
Is 2001 a Perfect Cube? No
Multiples of 2001 2001, 4002, 6003, 8004, 10005, 12006, 14007, 16008, 18009, 20010

Fun Facts:

  • A semiprime number is a composite number that is the product of exactly two prime numbers. Example - 115 is semiprime, since 115 can be written as 5 × 23.
  • 1 is neither prime nor composite.
  • All primes except 2 are odd.

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