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www.answers.com/Q/What_is_the_proper_factors_of_16

The proper factors of 16 are 1,2,4, and 8 :). Factors are the numbers that evenly divide into a given number. Proper factors are all the factors of the number except the number itself.

www.answers.com/Q/What_are_the_factors_and_prime_factors_of_16

The proper factors of 16 are 1, 2, 4, and 8 or, if the definition you are using excludes 1, they are 2, 4, and 8. The prime factors of 16 are 2, 2, 2, and 2. Note: There is repetition of these ...

www.calculatorsoup.com/calculators/math/factors.php

Say you wanted to find the factors of 16. You would find all pairs of numbers that when multiplied together resulted in 16. We know 2 and 8 are factors of 16 because 2 x 8 = 16. 4 is a factor of 16 because 4 x 4 = 16. Also 1 and 16 are factors of 16 because 1 x 16 = 16. The factors of 16 are 1, 2, 4, 8, 16.

www.mathsisfun.com/definitions/proper-factor.html

Illustrated definition of Proper Factor: Any of the factors of a number, except 1 or the number itself. All positive factors of 12: 1,2,3,4,6,12 Proper...

www.reference.com/math/proper-factors-2d428687f2f00ba9

In general, a factor of N is a whole number, or integer, that divides N without a remainder. For example, the factors of 20 are 1, 2, 4, 5, 10 and 20. The proper factors of 20 are 2, 4, 5 and 10. Usually, when factoring a number, it is desirable to report only the prime factors, or factors that are also prime numbers.

www.mathwarehouse.com/answered-questions/factors/what-are...

The factors of 16 Answer: 1,2,4,8,16, Related Links : Is 16 a rational number? Is 16 an irrational number? Is 16 a prime number? Is 16 a composite number? Is 16 a perfect square? What is the prime factorization of 16? Factorization Calculator. Ultimate Math Solver (Free)

www.reference.com/math/factors-16-f68d57d8be1a2135

What Are the Factors of 16? The factors of 16 are 1, 2, 4, 8 and 16. The number 16 has the uncommon trait of having an odd number of factors because it's a square number. Sixteen is the square of 4. It is also a composite number, which is any number that has a factor other than itself and 1. Sixteen factors down to four twos, making it a ...

www.gcflcm.com/gcf-of-16-and-24

Greatest common factor (GCF) of 16 and 24 is 8.. GCF(16,24) = 8. We will now calculate the prime factors of 16 and 24, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 16 and 24.

answers.yahoo.com/question/index?qid=20110919160742AAgn0Ch

Not sure what proper factors mean, but I think the answers are whole numbers. 12, 1 6, 2 4, 3

www.basic-mathematics.com/perfect-number.html

Perfect number. What is a perfect number? A number is perfect if the sum of its proper factors is equal to the number. To find the proper factors of a number, write down all numbers that divide the number with the exception of the number itself. The proper factors of 18 are 1, 2, 3, 6, and 9