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What is the Least Common Multiple of 51585 and 51603?

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 51585 and 51603 is 887313585.

LCM(51585,51603) = 887313585

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Least Common Multiple of 51585 and 51603 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51585 and 51603, than apply into the LCM equation.

GCF(51585,51603) = 3
LCM(51585,51603) = ( 51585 × 51603) / 3
LCM(51585,51603) = 2661940755 / 3
LCM(51585,51603) = 887313585

Least Common Multiple (LCM) of 51585 and 51603 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51585 and 51603. First we will calculate the prime factors of 51585 and 51603.

Prime Factorization of 51585

Prime factors of 51585 are 3, 5, 19, 181. Prime factorization of 51585 in exponential form is:

51585 = 31 × 51 × 191 × 1811

Prime Factorization of 51603

Prime factors of 51603 are 3, 103, 167. Prime factorization of 51603 in exponential form is:

51603 = 31 × 1031 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 51585 and 51603.

LCM(51585,51603) = 31 × 51 × 191 × 1811 × 1031 × 1671
LCM(51585,51603) = 887313585