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What is the Least Common Multiple of 39627 and 39646?

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 39627 and 39646 is 1571052042.

LCM(39627,39646) = 1571052042

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Least Common Multiple of 39627 and 39646 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39627 and 39646, than apply into the LCM equation.

GCF(39627,39646) = 1
LCM(39627,39646) = ( 39627 × 39646) / 1
LCM(39627,39646) = 1571052042 / 1
LCM(39627,39646) = 1571052042

Least Common Multiple (LCM) of 39627 and 39646 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39627 and 39646. First we will calculate the prime factors of 39627 and 39646.

Prime Factorization of 39627

Prime factors of 39627 are 3, 7, 17, 37. Prime factorization of 39627 in exponential form is:

39627 = 32 × 71 × 171 × 371

Prime Factorization of 39646

Prime factors of 39646 are 2, 43, 461. Prime factorization of 39646 in exponential form is:

39646 = 21 × 431 × 4611

Now multiplying the highest exponent prime factors to calculate the LCM of 39627 and 39646.

LCM(39627,39646) = 32 × 71 × 171 × 371 × 21 × 431 × 4611
LCM(39627,39646) = 1571052042