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What is the Least Common Multiple of 38953 and 38957?

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 38953 and 38957 is 1517492021.

LCM(38953,38957) = 1517492021

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Least Common Multiple of 38953 and 38957 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38953 and 38957, than apply into the LCM equation.

GCF(38953,38957) = 1
LCM(38953,38957) = ( 38953 × 38957) / 1
LCM(38953,38957) = 1517492021 / 1
LCM(38953,38957) = 1517492021

Least Common Multiple (LCM) of 38953 and 38957 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38953 and 38957. First we will calculate the prime factors of 38953 and 38957.

Prime Factorization of 38953

Prime factors of 38953 are 38953. Prime factorization of 38953 in exponential form is:

38953 = 389531

Prime Factorization of 38957

Prime factors of 38957 are 163, 239. Prime factorization of 38957 in exponential form is:

38957 = 1631 × 2391

Now multiplying the highest exponent prime factors to calculate the LCM of 38953 and 38957.

LCM(38953,38957) = 389531 × 1631 × 2391
LCM(38953,38957) = 1517492021