A number that is not prime is called a composite number. Composite numbers can be divided up into smaller whole numbers called factors. A prime number has no factors other than one and itself.
Continue ReadingMost integers, or counting numbers, are composite numbers. Primes are comparatively rare. All even numbers are divisible by two, so they are composite numbers. As a number grows in magnitude, the chance that it is divisible by some lesser number increases, so primes become fewer and fewer as magnitude increases. By convention, one is not considered prime. The number two is considered prime because even though it is an even number, it is only divisible by one and itself.
Learn more about NumbersPercent error can be a negative number. In some cases a positive percent error is typical, but applications such as chemistry frequently involve negative percent errors.
Full Answer >The number 111 is not a prime number. For a number to be considered a prime number, it cannot be divided by more than just itself and the number one. The number 111 is divisible by three and 37.
Full Answer >The number 3 is a prime number. A prime number is a positive number that can only be divided evenly by the number 1 and itself.
Full Answer >In math, the word "value" refers to a number. This number is often the result of a previous calculation, but it can also refer to the value of a variable or constant.
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