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What is the Least Common Multiple of 66710 and 66729?

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 66710 and 66729 is 4451491590.

LCM(66710,66729) = 4451491590

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Least Common Multiple of 66710 and 66729 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66710 and 66729, than apply into the LCM equation.

GCF(66710,66729) = 1
LCM(66710,66729) = ( 66710 × 66729) / 1
LCM(66710,66729) = 4451491590 / 1
LCM(66710,66729) = 4451491590

Least Common Multiple (LCM) of 66710 and 66729 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66710 and 66729. First we will calculate the prime factors of 66710 and 66729.

Prime Factorization of 66710

Prime factors of 66710 are 2, 5, 7, 953. Prime factorization of 66710 in exponential form is:

66710 = 21 × 51 × 71 × 9531

Prime Factorization of 66729

Prime factors of 66729 are 3, 13, 29, 59. Prime factorization of 66729 in exponential form is:

66729 = 31 × 131 × 291 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 66710 and 66729.

LCM(66710,66729) = 21 × 51 × 71 × 9531 × 31 × 131 × 291 × 591
LCM(66710,66729) = 4451491590