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What is the Least Common Multiple of 43508 and 43513?

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 43508 and 43513 is 1893163604.

LCM(43508,43513) = 1893163604

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Least Common Multiple of 43508 and 43513 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43508 and 43513, than apply into the LCM equation.

GCF(43508,43513) = 1
LCM(43508,43513) = ( 43508 × 43513) / 1
LCM(43508,43513) = 1893163604 / 1
LCM(43508,43513) = 1893163604

Least Common Multiple (LCM) of 43508 and 43513 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43508 and 43513. First we will calculate the prime factors of 43508 and 43513.

Prime Factorization of 43508

Prime factors of 43508 are 2, 73, 149. Prime factorization of 43508 in exponential form is:

43508 = 22 × 731 × 1491

Prime Factorization of 43513

Prime factors of 43513 are 53, 821. Prime factorization of 43513 in exponential form is:

43513 = 531 × 8211

Now multiplying the highest exponent prime factors to calculate the LCM of 43508 and 43513.

LCM(43508,43513) = 22 × 731 × 1491 × 531 × 8211
LCM(43508,43513) = 1893163604