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Q: How do you tell prime numbers without finding the factors?
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How is prime factorization different from finding factors of a number?

All numbers have factors. Some factors are prime numbers, some are composite numbers, one is neither. When finding the factors of a number, you find all the factors. The prime factorization is a multiplication string of just prime factors that will total the given number.


How can you find the GCF of a given set of numbers given their LCM but without listing the factors of the numbers?

By finding their common prime numbers.


What is the difference between finding the factors of a number and finding the prime factors of a number?

No difference. Once you've found the factors of a number, the prime numbers on that list are the prime factors.


Are prime factors and prime factorization the same?

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.


What are the prime factorization for composite numbers 1-100?

finding the prime factors of a composite number


What are the steps for finding the prime numbers of 42?

The prime factors of 42 are 2, 3 and 7


How can you find the least common multiple of 3 numbers?

By finding their prime factors


What is a number with no factors called?

Numbers without factors are PRIME Numbers. Taking the first ten numbers. 1,2,3,4,5,6,7,8,9,10. The prime numbers are 2,3,5,7, they have no factors. 4,6,8,9,10. Are not prime numbers as they have factors. 4 has a factor of '2' 6 has factors of '2 & 3'. 8 has factors of' 2 & 4'. or' 2,2,2.' 9 has factors of '3,3', 10 has factors of '2 5.' '1' is unique


What is a step diagram for prime factors?

it is a way of finding out all of the prime numbers that you have to multiply to equal the desired number.


What are the factors of 72 that are prime numbers?

The factors of 72 that are prime numbers are 2, 3, and 5. Prime numbers are numbers greater than 1 that can only be divided by 1 and themselves without leaving a remainder. In the case of 72, it can be broken down into the prime factors 2^3 * 3^2, where 2 and 3 are the prime factors.


What is the LCM of 42 63 and 105 formula?

It is: 630 by finding the prime factors of the given numbers


Who developed a system for finding prime numbers?

There is no known system for finding prime numbers.