The factorization of 15 is 3 x 5.
The factorization of 36 is 22 x 32.
The factorization of 75 is 3 x 52.
The least common multiple is the product of the highest powers of each number: 22 x 32 x 52 = 900
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The least common multiple (LCM) is often also called the lowest common multiple or smallest common multiple. Keep in mind that these different terms all refer to the same thing: the smallest positive integer which is a multiple of two or more numbers.
The least common multiple of 30, 45, and 75 is 450.
The least common multiple of the numbers 30, 70 and 45 is 630.
The least common multiple of the numbers 18, 30 and 45 is 90.
The least common multiple of 8, 30 and 45 is 360.
The least common multiple of 45 , 3 , 5 = 45
The least common multiple of 915 , 45 = 2,745