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There is an infinite number of prime numbers that are greater than 21. The next Prime number after 21 is 23.
What else can I help you with?
What is the smallest prime number that is greater than 20?
21 = 3x7 ... not prime. 22 = 2x11 ... not prime. 23 is prime. 23.
What are all the co prime numbers from 1-20?
21
Is 21 a primenumber?
No, 21 is not a prime number. A prime number is defined as a natural number greater than 1 that has no positive divisors other than 1 and itself. Since 21 can be divided evenly by 1, 3, 7, and 21, it has divisors other than 1 and itself, making it a composite number.
What is the largest prime number less than 21?
19
Is number 21 prime or composite?
number 21 is prime
What is the prime number greater than 6 but less than 97?
There is no "the" prime number in that range - there are 21 of them. If you want "the" prime number you will need to be more specific.
What is the smallest prime number that is greater than 20?
21 = 3x7 ... not prime. 22 = 2x11 ... not prime. 23 is prime. 23.
What are all the co prime numbers from 1-20?
21
Is 21 a primenumber?
No, 21 is not a prime number. A prime number is defined as a natural number greater than 1 that has no positive divisors other than 1 and itself. Since 21 can be divided evenly by 1, 3, 7, and 21, it has divisors other than 1 and itself, making it a composite number.
What number greater than 25 has more factors than 21?
48, because it adds another 2 to the prime factorization.
Is 21 one a prime?
No 21 is not a prime number because it has more than two factors therefore it is a composite number
Why is 21 not a prime number?
21 isn't a prime number because it has more factors than just itself and 1 3x7=21 21x1=21
What is the prime numbers between 21 and 33?
there are 3 prime numbers in between 21 and 33... they are 23,29, 31.
What is the even number greater than 21?
22.
What number is twelve greater than 9?
21.
What is the first composite number after 21?
The first composite number greater than 21 is 22.
Find the product of to prime numbers which is greater than 21 but less than 30?
23 (Prime) + 29 (Also Prime) = 52
