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What is the Least Common Multiple of 71539 and 71554?

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 71539 and 71554 is 5118901606.

LCM(71539,71554) = 5118901606

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Least Common Multiple of 71539 and 71554 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71539 and 71554, than apply into the LCM equation.

GCF(71539,71554) = 1
LCM(71539,71554) = ( 71539 × 71554) / 1
LCM(71539,71554) = 5118901606 / 1
LCM(71539,71554) = 5118901606

Least Common Multiple (LCM) of 71539 and 71554 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71539 and 71554. First we will calculate the prime factors of 71539 and 71554.

Prime Factorization of 71539

Prime factors of 71539 are 13, 5503. Prime factorization of 71539 in exponential form is:

71539 = 131 × 55031

Prime Factorization of 71554

Prime factors of 71554 are 2, 7, 19, 269. Prime factorization of 71554 in exponential form is:

71554 = 21 × 71 × 191 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 71539 and 71554.

LCM(71539,71554) = 131 × 55031 × 21 × 71 × 191 × 2691
LCM(71539,71554) = 5118901606