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What is the Least Common Multiple of 38661 and 38672?

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 38661 and 38672 is 1495098192.

LCM(38661,38672) = 1495098192

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Least Common Multiple of 38661 and 38672 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38661 and 38672, than apply into the LCM equation.

GCF(38661,38672) = 1
LCM(38661,38672) = ( 38661 × 38672) / 1
LCM(38661,38672) = 1495098192 / 1
LCM(38661,38672) = 1495098192

Least Common Multiple (LCM) of 38661 and 38672 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38661 and 38672. First we will calculate the prime factors of 38661 and 38672.

Prime Factorization of 38661

Prime factors of 38661 are 3, 7, 263. Prime factorization of 38661 in exponential form is:

38661 = 31 × 72 × 2631

Prime Factorization of 38672

Prime factors of 38672 are 2, 2417. Prime factorization of 38672 in exponential form is:

38672 = 24 × 24171

Now multiplying the highest exponent prime factors to calculate the LCM of 38661 and 38672.

LCM(38661,38672) = 31 × 72 × 2631 × 24 × 24171
LCM(38661,38672) = 1495098192