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What is the Least Common Multiple of 19529 and 19542?

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 19529 and 19542 is 381635718.

LCM(19529,19542) = 381635718

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Least Common Multiple of 19529 and 19542 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 19529 and 19542, than apply into the LCM equation.

GCF(19529,19542) = 1
LCM(19529,19542) = ( 19529 × 19542) / 1
LCM(19529,19542) = 381635718 / 1
LCM(19529,19542) = 381635718

Least Common Multiple (LCM) of 19529 and 19542 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 19529 and 19542. First we will calculate the prime factors of 19529 and 19542.

Prime Factorization of 19529

Prime factors of 19529 are 59, 331. Prime factorization of 19529 in exponential form is:

19529 = 591 × 3311

Prime Factorization of 19542

Prime factors of 19542 are 2, 3, 3257. Prime factorization of 19542 in exponential form is:

19542 = 21 × 31 × 32571

Now multiplying the highest exponent prime factors to calculate the LCM of 19529 and 19542.

LCM(19529,19542) = 591 × 3311 × 21 × 31 × 32571
LCM(19529,19542) = 381635718