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What is the Least Common Multiple of 71502 and 71517?

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 71502 and 71517 is 1704536178.

LCM(71502,71517) = 1704536178

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Least Common Multiple of 71502 and 71517 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71502 and 71517, than apply into the LCM equation.

GCF(71502,71517) = 3
LCM(71502,71517) = ( 71502 × 71517) / 3
LCM(71502,71517) = 5113608534 / 3
LCM(71502,71517) = 1704536178

Least Common Multiple (LCM) of 71502 and 71517 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71502 and 71517. First we will calculate the prime factors of 71502 and 71517.

Prime Factorization of 71502

Prime factors of 71502 are 2, 3, 17, 701. Prime factorization of 71502 in exponential form is:

71502 = 21 × 31 × 171 × 7011

Prime Factorization of 71517

Prime factors of 71517 are 3, 31, 769. Prime factorization of 71517 in exponential form is:

71517 = 31 × 311 × 7691

Now multiplying the highest exponent prime factors to calculate the LCM of 71502 and 71517.

LCM(71502,71517) = 21 × 31 × 171 × 7011 × 311 × 7691
LCM(71502,71517) = 1704536178