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What is the Least Common Multiple of 75487 and 75507?

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 75487 and 75507 is 5699796909.

LCM(75487,75507) = 5699796909

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Least Common Multiple of 75487 and 75507 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75487 and 75507, than apply into the LCM equation.

GCF(75487,75507) = 1
LCM(75487,75507) = ( 75487 × 75507) / 1
LCM(75487,75507) = 5699796909 / 1
LCM(75487,75507) = 5699796909

Least Common Multiple (LCM) of 75487 and 75507 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75487 and 75507. First we will calculate the prime factors of 75487 and 75507.

Prime Factorization of 75487

Prime factors of 75487 are 19, 29, 137. Prime factorization of 75487 in exponential form is:

75487 = 191 × 291 × 1371

Prime Factorization of 75507

Prime factors of 75507 are 3, 25169. Prime factorization of 75507 in exponential form is:

75507 = 31 × 251691

Now multiplying the highest exponent prime factors to calculate the LCM of 75487 and 75507.

LCM(75487,75507) = 191 × 291 × 1371 × 31 × 251691
LCM(75487,75507) = 5699796909