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What is the Least Common Multiple of 74412 and 74431?

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 74412 and 74431 is 5538559572.

LCM(74412,74431) = 5538559572

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Least Common Multiple of 74412 and 74431 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74412 and 74431, than apply into the LCM equation.

GCF(74412,74431) = 1
LCM(74412,74431) = ( 74412 × 74431) / 1
LCM(74412,74431) = 5538559572 / 1
LCM(74412,74431) = 5538559572

Least Common Multiple (LCM) of 74412 and 74431 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74412 and 74431. First we will calculate the prime factors of 74412 and 74431.

Prime Factorization of 74412

Prime factors of 74412 are 2, 3, 13, 53. Prime factorization of 74412 in exponential form is:

74412 = 22 × 33 × 131 × 531

Prime Factorization of 74431

Prime factors of 74431 are 7, 31. Prime factorization of 74431 in exponential form is:

74431 = 74 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 74412 and 74431.

LCM(74412,74431) = 22 × 33 × 131 × 531 × 74 × 311
LCM(74412,74431) = 5538559572