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What is the Least Common Multiple of 15747 and 15752?

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 15747 and 15752 is 248046744.

LCM(15747,15752) = 248046744

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Least Common Multiple of 15747 and 15752 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15747 and 15752, than apply into the LCM equation.

GCF(15747,15752) = 1
LCM(15747,15752) = ( 15747 × 15752) / 1
LCM(15747,15752) = 248046744 / 1
LCM(15747,15752) = 248046744

Least Common Multiple (LCM) of 15747 and 15752 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15747 and 15752. First we will calculate the prime factors of 15747 and 15752.

Prime Factorization of 15747

Prime factors of 15747 are 3, 29, 181. Prime factorization of 15747 in exponential form is:

15747 = 31 × 291 × 1811

Prime Factorization of 15752

Prime factors of 15752 are 2, 11, 179. Prime factorization of 15752 in exponential form is:

15752 = 23 × 111 × 1791

Now multiplying the highest exponent prime factors to calculate the LCM of 15747 and 15752.

LCM(15747,15752) = 31 × 291 × 1811 × 23 × 111 × 1791
LCM(15747,15752) = 248046744