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What is the Least Common Multiple of 75238 and 75257?

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 75238 and 75257 is 5662186166.

LCM(75238,75257) = 5662186166

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Least Common Multiple of 75238 and 75257 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75238 and 75257, than apply into the LCM equation.

GCF(75238,75257) = 1
LCM(75238,75257) = ( 75238 × 75257) / 1
LCM(75238,75257) = 5662186166 / 1
LCM(75238,75257) = 5662186166

Least Common Multiple (LCM) of 75238 and 75257 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75238 and 75257. First we will calculate the prime factors of 75238 and 75257.

Prime Factorization of 75238

Prime factors of 75238 are 2, 37619. Prime factorization of 75238 in exponential form is:

75238 = 21 × 376191

Prime Factorization of 75257

Prime factors of 75257 are 7, 13, 827. Prime factorization of 75257 in exponential form is:

75257 = 71 × 131 × 8271

Now multiplying the highest exponent prime factors to calculate the LCM of 75238 and 75257.

LCM(75238,75257) = 21 × 376191 × 71 × 131 × 8271
LCM(75238,75257) = 5662186166