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What is the Least Common Multiple of 74892 and 74909?

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 74892 and 74909 is 5610084828.

LCM(74892,74909) = 5610084828

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Least Common Multiple of 74892 and 74909 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74892 and 74909, than apply into the LCM equation.

GCF(74892,74909) = 1
LCM(74892,74909) = ( 74892 × 74909) / 1
LCM(74892,74909) = 5610084828 / 1
LCM(74892,74909) = 5610084828

Least Common Multiple (LCM) of 74892 and 74909 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74892 and 74909. First we will calculate the prime factors of 74892 and 74909.

Prime Factorization of 74892

Prime factors of 74892 are 2, 3, 79. Prime factorization of 74892 in exponential form is:

74892 = 22 × 31 × 792

Prime Factorization of 74909

Prime factors of 74909 are 173, 433. Prime factorization of 74909 in exponential form is:

74909 = 1731 × 4331

Now multiplying the highest exponent prime factors to calculate the LCM of 74892 and 74909.

LCM(74892,74909) = 22 × 31 × 792 × 1731 × 4331
LCM(74892,74909) = 5610084828