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What two prime numbers equal 56?
The two prime numbers that equal 56 are 2 and 53. 2 is the only even prime number, and 53 is a prime number because it is only divisible by 1 and itself. When multiplied together, 2 x 53 equals 106, not 56. Therefore, there are no two prime numbers that equal 56.
When you add two prime numbers together why do you get an even number?
You don't always. 2 + 5 = 7, for example. But all prime numbers other than 2 are odd and two odd numbers always equal an even number when added together.
Why will a prime number times a prime number always equal a composite number?
the two prime numbers will be factors of that number, which would make that number a composite number
What are two prime numbers whose sum is also prime?
2 + 3 = 5 2 + 5 = 7 2+ 11 = 13 2 + 41 = 43 The numbers only work with 2 because adding odd numbers together equals an even number. 2 is the only even prime number and thus adding any other prime numbers together will not equal a prime.
Is 1099 a prime number or a composite number?
1099 is not prime. 1099 = 7 * 157
How do you tell whether a number is prime or not?
Definition: Prime Number -- the only factors that can go into the number are 1 and itself. Their are simple tricks: numbers that end in 2, 4, 6, 8, 0, and 5 are not prime.My method just makes it easy to know which ones aren't prime.
What 3 prime numbers when multiplied together will equal 41?
41 is a prime number so there is no answer.
Which prime numbers can be added together to equal a square number?
2 and 2
What 2 prime number added together equal 13?
2 and 11.
When you multiply two prime numbers why will the answer not be a prime number?
When you multiply two prime numbers together they become factors of the number that they equal. Since the number will have factors other than 1 and itself, the number cannot be prime.
What numbers when multiplied together equal 43?
They are: 1*43 = 43 which is a prime number
What is a product of its prime factor?
It is when the prime factors of whole number are multiplied together that they equal that number. For example the prime factors of 21 are 3 and 7 so 3*7 = 21
What is a prime number between 50 and 100 and the digits when added together equal 10?
73
What can you mulitply to get 61?
Assuming you mean using only positive whole numbers: 1 x 61 (only as 61 is a prime number)
Can 2 prime number equal a prime number?
Not if you multiply them.
What 4 prime numbers multiplied together equal 90?
The four prime numbers that multiply together to equal 90 are 2, 3, 3, and 5. Specifically, the equation is 2 × 3 × 3 × 5 = 90. Here, 3 is repeated since it is a prime number.
How is 71 a prime number?
It is prime because only 1 and 71 multiply together to get 71. No other whole numbers multiply to equal 71.
