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What is the Least Common Multiple of 56774 and 56789?

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 56774 and 56789 is 3224138686.

LCM(56774,56789) = 3224138686

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Least Common Multiple of 56774 and 56789 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56774 and 56789, than apply into the LCM equation.

GCF(56774,56789) = 1
LCM(56774,56789) = ( 56774 × 56789) / 1
LCM(56774,56789) = 3224138686 / 1
LCM(56774,56789) = 3224138686

Least Common Multiple (LCM) of 56774 and 56789 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56774 and 56789. First we will calculate the prime factors of 56774 and 56789.

Prime Factorization of 56774

Prime factors of 56774 are 2, 28387. Prime factorization of 56774 in exponential form is:

56774 = 21 × 283871

Prime Factorization of 56789

Prime factors of 56789 are 109, 521. Prime factorization of 56789 in exponential form is:

56789 = 1091 × 5211

Now multiplying the highest exponent prime factors to calculate the LCM of 56774 and 56789.

LCM(56774,56789) = 21 × 283871 × 1091 × 5211
LCM(56774,56789) = 3224138686