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What is the Least Common Multiple of 76436 and 76443?

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 76436 and 76443 is 5842997148.

LCM(76436,76443) = 5842997148

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Least Common Multiple of 76436 and 76443 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76436 and 76443, than apply into the LCM equation.

GCF(76436,76443) = 1
LCM(76436,76443) = ( 76436 × 76443) / 1
LCM(76436,76443) = 5842997148 / 1
LCM(76436,76443) = 5842997148

Least Common Multiple (LCM) of 76436 and 76443 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76436 and 76443. First we will calculate the prime factors of 76436 and 76443.

Prime Factorization of 76436

Prime factors of 76436 are 2, 97, 197. Prime factorization of 76436 in exponential form is:

76436 = 22 × 971 × 1971

Prime Factorization of 76443

Prime factors of 76443 are 3, 83, 307. Prime factorization of 76443 in exponential form is:

76443 = 31 × 831 × 3071

Now multiplying the highest exponent prime factors to calculate the LCM of 76436 and 76443.

LCM(76436,76443) = 22 × 971 × 1971 × 31 × 831 × 3071
LCM(76436,76443) = 5842997148