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What is the Least Common Multiple of 38443 and 38460?

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 38443 and 38460 is 1478517780.

LCM(38443,38460) = 1478517780

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Least Common Multiple of 38443 and 38460 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38443 and 38460, than apply into the LCM equation.

GCF(38443,38460) = 1
LCM(38443,38460) = ( 38443 × 38460) / 1
LCM(38443,38460) = 1478517780 / 1
LCM(38443,38460) = 1478517780

Least Common Multiple (LCM) of 38443 and 38460 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38443 and 38460. First we will calculate the prime factors of 38443 and 38460.

Prime Factorization of 38443

Prime factors of 38443 are 37, 1039. Prime factorization of 38443 in exponential form is:

38443 = 371 × 10391

Prime Factorization of 38460

Prime factors of 38460 are 2, 3, 5, 641. Prime factorization of 38460 in exponential form is:

38460 = 22 × 31 × 51 × 6411

Now multiplying the highest exponent prime factors to calculate the LCM of 38443 and 38460.

LCM(38443,38460) = 371 × 10391 × 22 × 31 × 51 × 6411
LCM(38443,38460) = 1478517780