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What is the Least Common Multiple of 56742 and 56748?

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 56742 and 56748 is 536665836.

LCM(56742,56748) = 536665836

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Least Common Multiple of 56742 and 56748 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56742 and 56748, than apply into the LCM equation.

GCF(56742,56748) = 6
LCM(56742,56748) = ( 56742 × 56748) / 6
LCM(56742,56748) = 3219995016 / 6
LCM(56742,56748) = 536665836

Least Common Multiple (LCM) of 56742 and 56748 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56742 and 56748. First we will calculate the prime factors of 56742 and 56748.

Prime Factorization of 56742

Prime factors of 56742 are 2, 3, 7, 193. Prime factorization of 56742 in exponential form is:

56742 = 21 × 31 × 72 × 1931

Prime Factorization of 56748

Prime factors of 56748 are 2, 3, 4729. Prime factorization of 56748 in exponential form is:

56748 = 22 × 31 × 47291

Now multiplying the highest exponent prime factors to calculate the LCM of 56742 and 56748.

LCM(56742,56748) = 22 × 31 × 72 × 1931 × 47291
LCM(56742,56748) = 536665836