Factors of 15: Are 1

Factors of 15 are 1, 3, 5, and 15 while factor pairs of 15 are (1, 15) and (3, 5). A factor of a number is an integer that divides it without a remainder. Factors of 15 are numbers that can divide the number 15 completely. We can find factors of 15 by performing prime factorization or integer factorization of a number is breaking a number down into a set of prime numbers whose product results in the original number. Factoring calculator finds all factors or divisors of a number. Use the factor calculator to find all factor pairs of any positive number. Factors calculator for factoring numbers. The number 15 is a composite number because 15 can be divided by one, by itself and at least by 3 and 5. A composite number is an integer that can be divided by at least another natural number, besides itself and 1, without leaving a remainder (divided exactly). The factorization or decomposition of 15 = 3•5. Notice that here, it is written in exponential form. The prime factors of 15 are 3 and 5. It is the list of the integer's prime factors. The number of prime factors of 15 is 2. Learn how to find the factors, pair factors, prime factors and prime factorisation of 15 with examples and video lesson. Also, check the common factors of 15 with other numbers and practice questions on factors of 15.