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What is the Least Common Multiple of 57812 and 57822?

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 57812 and 57822 is 1671402732.

LCM(57812,57822) = 1671402732

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Least Common Multiple of 57812 and 57822 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57812 and 57822, than apply into the LCM equation.

GCF(57812,57822) = 2
LCM(57812,57822) = ( 57812 × 57822) / 2
LCM(57812,57822) = 3342805464 / 2
LCM(57812,57822) = 1671402732

Least Common Multiple (LCM) of 57812 and 57822 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57812 and 57822. First we will calculate the prime factors of 57812 and 57822.

Prime Factorization of 57812

Prime factors of 57812 are 2, 97, 149. Prime factorization of 57812 in exponential form is:

57812 = 22 × 971 × 1491

Prime Factorization of 57822

Prime factors of 57822 are 2, 3, 23, 419. Prime factorization of 57822 in exponential form is:

57822 = 21 × 31 × 231 × 4191

Now multiplying the highest exponent prime factors to calculate the LCM of 57812 and 57822.

LCM(57812,57822) = 22 × 971 × 1491 × 31 × 231 × 4191
LCM(57812,57822) = 1671402732