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What is the Least Common Multiple of 56768 and 56778?

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 56768 and 56778 is 1611586752.

LCM(56768,56778) = 1611586752

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Least Common Multiple of 56768 and 56778 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56768 and 56778, than apply into the LCM equation.

GCF(56768,56778) = 2
LCM(56768,56778) = ( 56768 × 56778) / 2
LCM(56768,56778) = 3223173504 / 2
LCM(56768,56778) = 1611586752

Least Common Multiple (LCM) of 56768 and 56778 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56768 and 56778. First we will calculate the prime factors of 56768 and 56778.

Prime Factorization of 56768

Prime factors of 56768 are 2, 887. Prime factorization of 56768 in exponential form is:

56768 = 26 × 8871

Prime Factorization of 56778

Prime factors of 56778 are 2, 3, 9463. Prime factorization of 56778 in exponential form is:

56778 = 21 × 31 × 94631

Now multiplying the highest exponent prime factors to calculate the LCM of 56768 and 56778.

LCM(56768,56778) = 26 × 8871 × 31 × 94631
LCM(56768,56778) = 1611586752