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What is the Least Common Multiple of 38607 and 38615?

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 38607 and 38615 is 1490809305.

LCM(38607,38615) = 1490809305

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Least Common Multiple of 38607 and 38615 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38607 and 38615, than apply into the LCM equation.

GCF(38607,38615) = 1
LCM(38607,38615) = ( 38607 × 38615) / 1
LCM(38607,38615) = 1490809305 / 1
LCM(38607,38615) = 1490809305

Least Common Multiple (LCM) of 38607 and 38615 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38607 and 38615. First we will calculate the prime factors of 38607 and 38615.

Prime Factorization of 38607

Prime factors of 38607 are 3, 17, 757. Prime factorization of 38607 in exponential form is:

38607 = 31 × 171 × 7571

Prime Factorization of 38615

Prime factors of 38615 are 5, 7723. Prime factorization of 38615 in exponential form is:

38615 = 51 × 77231

Now multiplying the highest exponent prime factors to calculate the LCM of 38607 and 38615.

LCM(38607,38615) = 31 × 171 × 7571 × 51 × 77231
LCM(38607,38615) = 1490809305