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What is the Least Common Multiple of 39526 and 39530?

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 39526 and 39530 is 781231390.

LCM(39526,39530) = 781231390

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Least Common Multiple of 39526 and 39530 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39526 and 39530, than apply into the LCM equation.

GCF(39526,39530) = 2
LCM(39526,39530) = ( 39526 × 39530) / 2
LCM(39526,39530) = 1562462780 / 2
LCM(39526,39530) = 781231390

Least Common Multiple (LCM) of 39526 and 39530 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39526 and 39530. First we will calculate the prime factors of 39526 and 39530.

Prime Factorization of 39526

Prime factors of 39526 are 2, 19763. Prime factorization of 39526 in exponential form is:

39526 = 21 × 197631

Prime Factorization of 39530

Prime factors of 39530 are 2, 5, 59, 67. Prime factorization of 39530 in exponential form is:

39530 = 21 × 51 × 591 × 671

Now multiplying the highest exponent prime factors to calculate the LCM of 39526 and 39530.

LCM(39526,39530) = 21 × 197631 × 51 × 591 × 671
LCM(39526,39530) = 781231390