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What is the Least Common Multiple of 66489 and 66502?

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 66489 and 66502 is 4421651478.

LCM(66489,66502) = 4421651478

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Least Common Multiple of 66489 and 66502 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66489 and 66502, than apply into the LCM equation.

GCF(66489,66502) = 1
LCM(66489,66502) = ( 66489 × 66502) / 1
LCM(66489,66502) = 4421651478 / 1
LCM(66489,66502) = 4421651478

Least Common Multiple (LCM) of 66489 and 66502 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66489 and 66502. First we will calculate the prime factors of 66489 and 66502.

Prime Factorization of 66489

Prime factors of 66489 are 3, 37, 599. Prime factorization of 66489 in exponential form is:

66489 = 31 × 371 × 5991

Prime Factorization of 66502

Prime factors of 66502 are 2, 41, 811. Prime factorization of 66502 in exponential form is:

66502 = 21 × 411 × 8111

Now multiplying the highest exponent prime factors to calculate the LCM of 66489 and 66502.

LCM(66489,66502) = 31 × 371 × 5991 × 21 × 411 × 8111
LCM(66489,66502) = 4421651478