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What is the Least Common Multiple of 39532 and 39542?

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 39532 and 39542 is 781587172.

LCM(39532,39542) = 781587172

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Least Common Multiple of 39532 and 39542 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39532 and 39542, than apply into the LCM equation.

GCF(39532,39542) = 2
LCM(39532,39542) = ( 39532 × 39542) / 2
LCM(39532,39542) = 1563174344 / 2
LCM(39532,39542) = 781587172

Least Common Multiple (LCM) of 39532 and 39542 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39532 and 39542. First we will calculate the prime factors of 39532 and 39542.

Prime Factorization of 39532

Prime factors of 39532 are 2, 9883. Prime factorization of 39532 in exponential form is:

39532 = 22 × 98831

Prime Factorization of 39542

Prime factors of 39542 are 2, 17, 1163. Prime factorization of 39542 in exponential form is:

39542 = 21 × 171 × 11631

Now multiplying the highest exponent prime factors to calculate the LCM of 39532 and 39542.

LCM(39532,39542) = 22 × 98831 × 171 × 11631
LCM(39532,39542) = 781587172