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What is the Least Common Multiple of 56734 and 56738?

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 56734 and 56738 is 1609486846.

LCM(56734,56738) = 1609486846

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Least Common Multiple of 56734 and 56738 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56734 and 56738, than apply into the LCM equation.

GCF(56734,56738) = 2
LCM(56734,56738) = ( 56734 × 56738) / 2
LCM(56734,56738) = 3218973692 / 2
LCM(56734,56738) = 1609486846

Least Common Multiple (LCM) of 56734 and 56738 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56734 and 56738. First we will calculate the prime factors of 56734 and 56738.

Prime Factorization of 56734

Prime factors of 56734 are 2, 19, 1493. Prime factorization of 56734 in exponential form is:

56734 = 21 × 191 × 14931

Prime Factorization of 56738

Prime factors of 56738 are 2, 11, 2579. Prime factorization of 56738 in exponential form is:

56738 = 21 × 111 × 25791

Now multiplying the highest exponent prime factors to calculate the LCM of 56734 and 56738.

LCM(56734,56738) = 21 × 191 × 14931 × 111 × 25791
LCM(56734,56738) = 1609486846