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What is the Least Common Multiple of 55585 and 55590?

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 55585 and 55590 is 617994030.

LCM(55585,55590) = 617994030

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Least Common Multiple of 55585 and 55590 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55585 and 55590, than apply into the LCM equation.

GCF(55585,55590) = 5
LCM(55585,55590) = ( 55585 × 55590) / 5
LCM(55585,55590) = 3089970150 / 5
LCM(55585,55590) = 617994030

Least Common Multiple (LCM) of 55585 and 55590 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55585 and 55590. First we will calculate the prime factors of 55585 and 55590.

Prime Factorization of 55585

Prime factors of 55585 are 5, 11117. Prime factorization of 55585 in exponential form is:

55585 = 51 × 111171

Prime Factorization of 55590

Prime factors of 55590 are 2, 3, 5, 17, 109. Prime factorization of 55590 in exponential form is:

55590 = 21 × 31 × 51 × 171 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 55585 and 55590.

LCM(55585,55590) = 51 × 111171 × 21 × 31 × 171 × 1091
LCM(55585,55590) = 617994030