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It is 75.

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Q: What is the sum of the odd prime numbers from 1-20?
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Related questions

Is it possible to get a even number as the sum ofm three odd prime numbers?

The sum of three odd numbers will be odd, whether they are prime or not. The sum of three prime numbers can be even as long as one of them is 2.


Are odd numbers cannot be written as sum of prime numbers?

Some odd numbers can be written as the sum of prime numbers. 2 + 3 = 5


What 3 odd prime numbers have sum 32?

That isn't possible. The sum of three odd numbers will always be odd. You can make the sum of 3 prime numbers equal to 32 if one of them is 2 (which is not odd).


Can the sum of two odd prime numbers ever be prime?

No.


Can the sum of 2 odd prime numbers ever be prime?

No. The sum of two odd numbers is always even, and no prime is even (apart from 2, but it is the lowest prime, so no primes can be added to form it).


What is the sum of all odd numbers from 26 and 34?

120


What are the numbers as sum of 2 prime numbers?

The sum of two prime numbers greater than 2 is an even number. The sum of 2 and any other prime number is an odd number.


All odd numbers greater than 7 can be expressed as the sum of three prime numbers. Which 3 prime numbers has a sum of 43?

11,13,19


What 2 odd primes equal the sum of 10?

The prime numbers 3 an 7 are both odd and sum to 10.


Sum of prime numbers between 21-40?

120


What are 2 prime numbers whose sum is an odd number?

It could any odd prime number and 2 since 2 is the only even prime number and add whole numbers to an odd sum requires both odd and even.In other words, 2 and any other prime will work.


Do odd numbers cannot be written as sum of prime numbers?

No. 2 + 3 = 5