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What are the factors of 405?
The positive integer factors of 405 are: 1, 3, 5, 9, 15, 27, 45, 81, 135, 405
What prime numbers equal 405?
The prime numbers (factors) of 405 are: 3 and 5
What numbers go into 405?
The number 405 can be divided by 1, 3, 5, 9, 15, 27, 45, 81, 135, and 405. These numbers are factors of 405 because they divide evenly into 405 without leaving a remainder. Factors are numbers that can be multiplied together to get the original number, in this case, 405.
What are the factors and prime factors of 405?
405 is a composite number because it has factors other than 1 and itself. It is not a prime number.The 10 factors of 405 are 1, 3, 5, 9, 15, 27, 45, 81, 135, and 405.The factor pairs of 405 are 1 x 405, 3 x 135, 5 x 81, 9 x 45, and 15 x 27.The proper factors of 405 are 1, 3, 5, 9, 15, 27, 45, 81, and 135 or,if the definition you are using excludes 1, they are 3, 5, 9, 15, 27, 45, 81, and 135.The prime factors of 405 are 3, 3, 3, 3, and 5. Note: There is repetition of these factors, so if the prime factors are being listed instead of the prime factorization, usually only the distinct prime factors are listed.The 2 distinct prime factors (listing each prime factor only once) of 405 are 3 and 5.The prime factorization of 405 is 3 x 3 x 3 x 3 x 5 or, in index form (in other words, using exponents), 34 x 5.NOTE: There cannot be common factors, a greatest common factor, or a least common multiple because "common" refers to factors or multiples that two or more numbers have in common.5(3^4)
What is the highest common factor of 120 and 405?
Oh, that's a happy little math question! To find the highest common factor of 120 and 405, we can first list the factors of each number. For 120, the factors are 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, and 120. For 405, the factors are 1, 3, 5, 9, 15, 27, 45, 81, and 405. The highest common factor is 15, which is the largest number that both 120 and 405 can be divided by evenly.
