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What is the Least Common Multiple of 32565 and 32580?

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 32565 and 32580 is 70731180.

LCM(32565,32580) = 70731180

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Least Common Multiple of 32565 and 32580 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32565 and 32580, than apply into the LCM equation.

GCF(32565,32580) = 15
LCM(32565,32580) = ( 32565 × 32580) / 15
LCM(32565,32580) = 1060967700 / 15
LCM(32565,32580) = 70731180

Least Common Multiple (LCM) of 32565 and 32580 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32565 and 32580. First we will calculate the prime factors of 32565 and 32580.

Prime Factorization of 32565

Prime factors of 32565 are 3, 5, 13, 167. Prime factorization of 32565 in exponential form is:

32565 = 31 × 51 × 131 × 1671

Prime Factorization of 32580

Prime factors of 32580 are 2, 3, 5, 181. Prime factorization of 32580 in exponential form is:

32580 = 22 × 32 × 51 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 32565 and 32580.

LCM(32565,32580) = 32 × 51 × 131 × 1671 × 22 × 1811
LCM(32565,32580) = 70731180