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What is the Least Common Multiple of 74988 and 75003?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 74988 and 75003 is 1874774988.

LCM(74988,75003) = 1874774988

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Least Common Multiple of 74988 and 75003 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74988 and 75003, than apply into the LCM equation.

GCF(74988,75003) = 3
LCM(74988,75003) = ( 74988 × 75003) / 3
LCM(74988,75003) = 5624324964 / 3
LCM(74988,75003) = 1874774988

Least Common Multiple (LCM) of 74988 and 75003 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74988 and 75003. First we will calculate the prime factors of 74988 and 75003.

Prime Factorization of 74988

Prime factors of 74988 are 2, 3, 2083. Prime factorization of 74988 in exponential form is:

74988 = 22 × 32 × 20831

Prime Factorization of 75003

Prime factors of 75003 are 3, 23, 1087. Prime factorization of 75003 in exponential form is:

75003 = 31 × 231 × 10871

Now multiplying the highest exponent prime factors to calculate the LCM of 74988 and 75003.

LCM(74988,75003) = 22 × 32 × 20831 × 231 × 10871
LCM(74988,75003) = 1874774988