Is 143 prime?
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The number 143 is a composite number because 143 can be divided by one, by itself and at least by 11 and 13. A composite number is an integer that can be divided by at least another natural number, besides itself and 1, without leaving a remainder (divided exactly).
The factorization or decomposition of 143 = 11•13. Notice that here, it is written in exponential form.
The prime factors of 143 are 11 and 13. It is the list of the integer's prime factors.
The number of prime factors of 143 is 2.
Factor tree or prime decomposition for 143
As 143 is a composite number, we can draw its factor tree:
Here you can find the answer to questions related to: Is 143 prime? or list the factors of 143. By using our online calculator to find the prime factors of any composite number and check if a number is prime or composite. This tool also draws the prime factor tree if the number is factorable and smaller than 16000.
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What is prime number? How to factorize a number?
Watch this video below to learn more on prime numbers, prime factors and how you can draw a factor tree.
You can also find this video about factorization at mathantics.com
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