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The prime numbers of 20 are 2, 2 and 5. (2*2*5 = 20)
The prime factors of 20 are 2x2x5.
There are two prime numbers between 20 and 30 which are 23 and 29
The prime numbers between 20 and 30 are 23 and 29.
No. Prime factors are the numbers that make up other numbers, but they have to be prime. Prime factorisation is the process of finding the prime numbers that create a number. This is when you multiply the prime numbers together and the product is the original number. For example: 20 5x4 5x2x2 This process is called prime factorisation. In this case, the prime numbers are 2, 2, and 5.