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What is the Least Common Multiple of 67470 and 67482?

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 67470 and 67482 is 758835090.

LCM(67470,67482) = 758835090

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Least Common Multiple of 67470 and 67482 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67470 and 67482, than apply into the LCM equation.

GCF(67470,67482) = 6
LCM(67470,67482) = ( 67470 × 67482) / 6
LCM(67470,67482) = 4553010540 / 6
LCM(67470,67482) = 758835090

Least Common Multiple (LCM) of 67470 and 67482 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67470 and 67482. First we will calculate the prime factors of 67470 and 67482.

Prime Factorization of 67470

Prime factors of 67470 are 2, 3, 5, 13, 173. Prime factorization of 67470 in exponential form is:

67470 = 21 × 31 × 51 × 131 × 1731

Prime Factorization of 67482

Prime factors of 67482 are 2, 3, 23, 163. Prime factorization of 67482 in exponential form is:

67482 = 21 × 32 × 231 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 67470 and 67482.

LCM(67470,67482) = 21 × 32 × 51 × 131 × 1731 × 231 × 1631
LCM(67470,67482) = 758835090