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# Is there a formula of finding a prime number?

Updated: 12/7/2022

Wiki User

11y ago

Actually, there are plenty of those. The oldest might be this well-known formula by Euler: n^2 - n + 41 gives a prime for all positive integers smaller than 41.

Wiki User

11y ago

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Q: Is there a formula of finding a prime number?
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### What is the formula for finding a prime number?

Any number that has only two factors is a prime number.

### Is there an easy formula for finding a prime number?

Yes, you can easily divide the number up to that number. If it gets divided by someone other than itself and 1, it is not prime.

### What is finding the factors of a number that are all prime?

That's finding the prime factorization.

k&gt;root of p

### 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.

### 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.

### What is the formula for finding the factors of 240?

The procedure to find all factors of a number are: 1) Separate the number into prime factors. 2) Try out all combinations of those factors.

### Is it possible to find out prime number formula?

There is a proof that there is no such formula for generating all the prime numbers. Best, TSA

### What is the definition prime factorization?

Prime Factorization is finding which prime numbers multiply together to make the original number.

### What is the LCM of 42 63 and 105 formula?

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

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

finding the prime factors of a composite number

### What is the formula and finding the number of rays?

There are infinitely many rays.