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What is the Least Common Multiple of 75585 and 75603?

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 75585 and 75603 is 1904817585.

LCM(75585,75603) = 1904817585

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Least Common Multiple of 75585 and 75603 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75585 and 75603, than apply into the LCM equation.

GCF(75585,75603) = 3
LCM(75585,75603) = ( 75585 × 75603) / 3
LCM(75585,75603) = 5714452755 / 3
LCM(75585,75603) = 1904817585

Least Common Multiple (LCM) of 75585 and 75603 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75585 and 75603. First we will calculate the prime factors of 75585 and 75603.

Prime Factorization of 75585

Prime factors of 75585 are 3, 5, 5039. Prime factorization of 75585 in exponential form is:

75585 = 31 × 51 × 50391

Prime Factorization of 75603

Prime factors of 75603 are 3, 11, 29, 79. Prime factorization of 75603 in exponential form is:

75603 = 31 × 111 × 291 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 75585 and 75603.

LCM(75585,75603) = 31 × 51 × 50391 × 111 × 291 × 791
LCM(75585,75603) = 1904817585