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What is the sum of the odd prime numbers from 1-20?
It is 75.
What is the product of two prime numbers whose sum is twenty?
17 and 3 are two prime numbers whose sum is 20. Their product is 51.
What prime number less than 20 can be written as the sum of four different prime numbers?
17
What are two prime numbers less than 20 who's sum is also a prime number?
(2,3) and (2,5) are the two pairs such that the sum of their elements is a prime number.
What is the sum of the largest prime less than 20 and more than 60?
The largest prime less than 20 is 19. The largest prime over 60 is 61. The sum of these two numbers is 80.
What is the sum of the odd prime numbers from 1-20?
It is 75.
Express 20 as a sum of 2 prime numbers?
3 + 17 = 20
What three prime numbers have a sum of 20?
They are: 2+7+11 = 20
What is the product of two prime numbers whose sum is twenty?
17 and 3 are two prime numbers whose sum is 20. Their product is 51.
What is the sum of all prime numbers between 20 and 40?
To find the sum of all prime numbers between 20 and 40, we first list out the prime numbers in that range: 23, 29, 31, 37. Then, we simply add them together: 23 + 29 + 31 + 37 = 120. Therefore, the sum of all prime numbers between 20 and 40 is 120.
What are Two prime numbers whose sum is 20?
3 and 17
What is the sum of the first 20 prime numbers?
600 * * * * * It is, in fact, 639
What is the sum of prime numbers between 70 - 90?
-20
What prime number less than 20 can be written as the sum of four different prime numbers?
17
What is the unit digit of the sum of the prime numbers between 20 and 50?
It is 1.
What are two prime numbers less than 20 who's sum is also a prime number?
(2,3) and (2,5) are the two pairs such that the sum of their elements is a prime number.
What is the sum of the largest prime less than 20 and more than 60?
The largest prime less than 20 is 19. The largest prime over 60 is 61. The sum of these two numbers is 80.
