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Prime factor


In number theory, the prime factors of a positive integer are the prime numbers that divide that integer exactly. The prime factorization of a positive integer is a list  ...

Definition of Prime Factor - Math is Fun


A factor that is a prime number: one of the prime numbers that, when multiplied, give the original number. Example: The prime factors of 15 are 3 and 5 (3×5=15,  ...

What is a prime factor in mathematics? - Ask.com


Prime numbers that, when multiplied, equal another number are said to be the “ prime ... For example, 2 and 7 are the prime factors of the number... ... Factor Tree · Explain a Prime Factor · I Need Homework Help with Factors Prime Factors ...

Prime Factorization - MathHelp.com - Math Help - YouTube


May 7, 2008 ... For example, to find the prime factorization of 45, use a factor tree to find that ... and I like this channel more than my class teacher's explanation.

Prime Factorization - 5th Grade Math - YouTube


Sep 16, 2012 ... Get the full course at: http://www.MathTutorDVD.com In this lesson, the student will learn how to find the prime factors of a number and how to ...

Finding the Sum of the Factors of a Number - Math Forum - Ask Dr. Math


Its factors are 1 2 3 6 9 18 The sum of these factors is 39. We will find a way to find this sum using the prime factorization of the number (without ...

Explain the proof that the root of a prime number is an irrational ...


Explain the proof that the root of a prime number is an irrational number ..... Hence as before there will some prime factors of p which are not a factor of a 2 .

Factors and Primes - Developmental Math Topic Text


Determine whether a number is prime, composite, or neither. ... It will help to find factors, so that later you can simplify and compare fractions. .... Explanation.

Unique prime factorization


Theorem. Every natural number n > 1 that is not prime factors in a unique way into a ... Then explain why this establishes that the gcd's are the same. Lemma 2.

Co-prime Numbers : What are Co-Prime Numbers? ~ I Answer 4 U


What are relatively prime numbers / co-prime numbers? A set of numbers which do not have any other common factor other than 1 are called co-prime or ...

Popular Q&A
Q: Can you explain the prime factorization of 189?
A: Yes. Prime factorization: 189 = 3. 3. *7. This means: a) The above equation is true. b) Only prime numbers are used (except in exponents) Read More »
Source: wiki.answers.com
Q: Can you explain a prime factor in math.
A: A prime factor is a prime number that exactly divides a given number. For example: 90/10=9. The prime factors of 9 are 3 and Read More »
Source: www.chacha.com
Q: Can anyone explain what prime factorization is?
A: The Merriam-Webster online dictionary defines a factor as: 4 a: any of the numbers or symbols in mathematics that when multiplied together form a product; also ... Read More »
Source: answers.yahoo.com
Q: Could someone explain the prime factorization of 40,000?
A: Just start dividing by prime numbers until you can't go any further (because the only numbers that are left are themselves primes) You can start with 2, since 2... Read More »
Source: answers.yahoo.com
Q: How do you explain prime factorization for 48?
A: 48 Divide by two. 24,2 Divide by two. 12,2,2 Divide by two. 6,2,2,2 Divide by two. 3,2,2,2,2 Stop. 2 x 2 x 2 x 2 x 3 = 48. Read More »
Source: wiki.answers.com