The factors of eighty-seven are one, three, twenty-nine, and eighty-seven. Three and twenty-nine are both prime numbers in this case -- there are no other factors.
Continue ReadingA factor is one of two or more numbers that when multiplied together will produce a given product. In this instance, the product is eighty-seven. The only factors for eighty-seven are three and twenty-nine and of course one and eighty-seven.
It's important to note though that one is technically not a factor. A factor is either a composite number or a prime number, but due to the fact that the number one is neither composite or prime it cannot be counted as a factor.
Factors are usually found by creating a factorization tree. In a factorization tree a person has the ability to break down a number into various divisible factors. The factorization tree for the number eighty-seven is particularly small though. As mentioned before, the factors for eighty-seven, three and twenty-nine are both prime numbers. There are no numbers that are divisible in either three or twenty-nine, which means that the three is already complete.
Learn more about ArithmeticThe factors of 144 are 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72 and 144. Of these factors, the only prime factors are two and three; the rest can be reduced further into their own factors if desired. The number 144 is also a perfect square since it is equal to 12 multiplied by 12.
Full Answer >The factors of 50 are 1, 2, 5, 10, 25 and 50. The factors of a number can be found by determining which numbers evenly divide into a given number.
Full Answer >The factors of 90 are one, two, three, five, six, nine, 10, 15, 18, 30, 45 and 90. Factors are whole number that can divide into another number leaving no remainder (no decimals).
Full Answer >The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40 and 80. Factors are the numbers that are multiplied together to get another number. For example, to get the number 80, multiply 2 by 40, 4 by 20, 8 by 10, 5 by 16 or 1 by 80.
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