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How many different ways can 40 be written as a sum of 2 positive prime numbers?
Wiki User
∙ 14y ago
Three ways.
3 + 37
11 + 29
17 + 23
Wiki User
∙ 14y ago
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Is 0.3 a prime number?
No, prime numbers are positive integers. Decimals are not prime numbers.
In how many ways can 24 be written as the sum of two different prime numbers?
19
What is the least common multiple of two different prime numbers?
The least common multiple of two different prime numbers is the product of those two prime numbers.
What is the smallest positive integer that has four different prime factors?
Multiply the 4 smallest prime numbers... 2 X 3 X 5 X 7 = 210
What are the rules for all prime number?
Prime numbers are positive integers which can be evenly divided only by 1 and themselves. There is no other rule for all prime numbers.
When two different prime numbers are multiplied can the product be a negative integer?
Since prime numbers are defined as positive integers, any product of prime numbers will be positive.
Is 0.3 a prime number?
No, prime numbers are positive integers. Decimals are not prime numbers.
How do you explain prime numbers in numbers?
A prime number is a positive integer that has exactly two different factors: 1 and itself. This is why 1 is not a prime number: it has the factors 1 and itself, but they are the same - it does not have exactly two different factors.
What prime number less than 20 can be written as the sum of four different prime numbers?
17
Any counting number grater then 1 witch is not prime is what kind number?
All positive whole numbers over 1 can be classified either as prime or composite numbers. Those which are not prime are composite numbers, that is, numbers which are composed of several different factors.
What is the only prime number between 1 to 20 that can be written as a sum of 4 different prime numbers?
17
How is the number theory different from arithmetic?
Arithmetic can be written as two different products of prime numbers. haha
Are co-prime numbers and twin prime numbers the same?
No - co-prime numbers are pairs of numbers which share no positive integer factors apart from 1. Twin prime numbers are a pair of prime numbers with a difference of 2.
What are prime numbers examples?
Prime numbers are positive integers with only two factors. 2, 3, 5 and 7 are examples of prime numbers.
What are numbers after one that are composite and prime numbers?
All numbers greater than one are positive integers that are either composite or prime numbers.
What numbers cannot be written as products of prime factors?
Prime numbers.
-2 is prime number or not?
No, only natural numbers (positive integers) can be prime.
