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Are 21 and 11 prime numbers?
11 is a prime number but 21 is not a prime number as it is divisible by 3.
What are the prime numbers in 11 21 52 57 94 107?
11 and 107 are the prime numbers.
What are the prime numbers between 10 and 21?
The prime numbers between 10 and 21 are 11, 13, 17, and 19.
What does 11 and 21 both go in to?
Since 11 is a prime number, the only shared positive integer factor of 11 and 21 is 1.
What are the prime numbers in the following 11 21 52 57 94 107?
The even numbers 52 and 94 can be eliminated right away because the only even prime number is 2. That leaves 11, 21, 57, and 107. 3 x 7 = 21, so it is not prime. 3 x 19 = 57, so it is not prime. 11 and 107 are the prime numbers.
Which numbers are prime 11 21 52 57 94 107?
11 is the only prime number. 21, 52, 57 and 94 are divisible by 3, 2, 3 and 2 respectively, and are therefore not prime numbers.
How many prime numbers are between 10 and 21?
Four. The prime numbers between 10 and 21 are 11, 13, 17, and 19.
Is 21and 23 twin prime numbers?
No, 21 and 23 are not twin prime numbers. Twin primes are pairs of prime numbers that differ by 2, such as 3 and 5, or 11 and 13.
What are all the prime numbers from 1-21?
The prime numbers from 1 to 21 are 2, 3, 5, 7, 11, 13, 17, and 19.
Is 231 a prime number?
No! It is divisible by 21 and 11 (21x11=231)
What prime numbers whose sum is 21?
3, 7 and 11.
What are the prime numbers between 2-21?
The prime numbers between 2 and 21 are: 2, 3, 5, 7, 11, 13, 17 and 19
