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What is the Least Common Multiple of 75734 and 75748?

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 75734 and 75748 is 2868349516.

LCM(75734,75748) = 2868349516

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Least Common Multiple of 75734 and 75748 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75734 and 75748, than apply into the LCM equation.

GCF(75734,75748) = 2
LCM(75734,75748) = ( 75734 × 75748) / 2
LCM(75734,75748) = 5736699032 / 2
LCM(75734,75748) = 2868349516

Least Common Multiple (LCM) of 75734 and 75748 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75734 and 75748. First we will calculate the prime factors of 75734 and 75748.

Prime Factorization of 75734

Prime factors of 75734 are 2, 19, 1993. Prime factorization of 75734 in exponential form is:

75734 = 21 × 191 × 19931

Prime Factorization of 75748

Prime factors of 75748 are 2, 29, 653. Prime factorization of 75748 in exponential form is:

75748 = 22 × 291 × 6531

Now multiplying the highest exponent prime factors to calculate the LCM of 75734 and 75748.

LCM(75734,75748) = 22 × 191 × 19931 × 291 × 6531
LCM(75734,75748) = 2868349516