Highest prime factor in 58 is 29 and that in 26 is 13. But there is no highest common factor for 58 and 26.
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All composite numbers can be expressed as unique products of prime numbers. This is accomplished by dividing the original number and its factors by prime numbers until all the factors are prime. A factor tree can help you visualize this. Example: 58 58 Divide by two. 29,2 Stop. All the factors are prime. 2 x 29 = 58 That's the prime factorization of 58.
You could be 60.
290 is a composite number because it has factors other than 1 and itself. It is not a prime number.The eight factors of 290 are 1, 2, 5, 10, 29, 58, 145, and 290.The factor pairs of 290 are 1 x 290, 2 x 145, 5 x 58, and 10 x 29.The proper factors of 290 are 1, 2, 5, 10, 29, 58, and 145 or,if the definition you are using excludes 1, they are 2, 5, 10, 29, 58, and 145.The prime factors of 290 are 2, 5, and 29.The three distinct prime factors (listing each prime factor only once) of 290 are 2, 5, and 29.The prime factorization of 290 is 2 x 5 x 29.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.
Prime Factorization of 58 Using ExponentsThe prime factorizatio of 58 is:2 X 29Exponents are not needed because only one 2 and one 29 are the prime factors of 58. If exponents were used, it would be 21 X 291.
Prime factors are factors that are also prime numbers.