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Q: How many prime numbers does 20 have?

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There are two prime numbers between 20 and 30 which are 23 and 29

The numbers 23 and 29 are the only prime numbers between 20 and 30

The three prime numbers between 20 and 35 are 23, 29, and 31.

Eight of them.

7

These are the prime numbers 1-20 2,3,5,7,11,13,17,19

There are 4 prime numbers between 10 and 20. They are 11, 13, 17, and 19.

Eight of them.

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There are eight prime numbers under 20.

There are 8 prime numbers between 1 and 20. The numbers are 2, 3, 5, 7, 11, 13, 17, and 19.

2/5 of the numbers from 1 to 20 are prime numbers

The prime factors of 20 are 2x2x5.

it is seven(7)these are 23,29,31,37,41,43,47

8- 2,3,5,7,11,13,17,19

There are four. 23,29,31,37

Seven of them.

There are four prime numbers in this range, specifically 23, 29, 31 and 37.

7 different numbers.35711131719

The prime numbers of 20 are 2, 2 and 5. (2*2*5 = 20)

There are infinitely many prime numbers, and also infinitely many twin primes so there is no answer to the question.

10 and 20 are composite numbers, not prime numbers. The prime factorization of 10 is 2 x 5. The prime factorization of 20 is 2 x 2 x 5.

The prime numbers between 20 and 30 are 23 and 29.

The only even prime number is 2. It happens twice in the prime factorization of 20.

Remember 1 is not a prime number because it is only divisible by itself. 2, 3, 5, 7, 11, 13, 17, 19 These are the prime numbers between 0 and 20. In short, there are 9 prime numbers between 0 and 20.