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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.
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Earn +20 ptsQ: What are prime number greater than 21?
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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
What is the largest prime number less than 21?
19
Is number 21 prime or composite?
number 21 is prime
Is the prime number 21 is a prime number?
21 is a composite number, not a prime, having prime factors 3x7.
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