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What is the Least Common Multiple of 39752 and 39768?

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 39752 and 39768 is 197607192.

LCM(39752,39768) = 197607192

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Least Common Multiple of 39752 and 39768 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39752 and 39768, than apply into the LCM equation.

GCF(39752,39768) = 8
LCM(39752,39768) = ( 39752 × 39768) / 8
LCM(39752,39768) = 1580857536 / 8
LCM(39752,39768) = 197607192

Least Common Multiple (LCM) of 39752 and 39768 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39752 and 39768. First we will calculate the prime factors of 39752 and 39768.

Prime Factorization of 39752

Prime factors of 39752 are 2, 4969. Prime factorization of 39752 in exponential form is:

39752 = 23 × 49691

Prime Factorization of 39768

Prime factors of 39768 are 2, 3, 1657. Prime factorization of 39768 in exponential form is:

39768 = 23 × 31 × 16571

Now multiplying the highest exponent prime factors to calculate the LCM of 39752 and 39768.

LCM(39752,39768) = 23 × 49691 × 31 × 16571
LCM(39752,39768) = 197607192