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What is the Least Common Multiple of 49470 and 49487?

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 49470 and 49487 is 144007170.

LCM(49470,49487) = 144007170

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Least Common Multiple of 49470 and 49487 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49470 and 49487, than apply into the LCM equation.

GCF(49470,49487) = 17
LCM(49470,49487) = ( 49470 × 49487) / 17
LCM(49470,49487) = 2448121890 / 17
LCM(49470,49487) = 144007170

Least Common Multiple (LCM) of 49470 and 49487 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49470 and 49487. First we will calculate the prime factors of 49470 and 49487.

Prime Factorization of 49470

Prime factors of 49470 are 2, 3, 5, 17, 97. Prime factorization of 49470 in exponential form is:

49470 = 21 × 31 × 51 × 171 × 971

Prime Factorization of 49487

Prime factors of 49487 are 17, 41, 71. Prime factorization of 49487 in exponential form is:

49487 = 171 × 411 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 49470 and 49487.

LCM(49470,49487) = 21 × 31 × 51 × 171 × 971 × 411 × 711
LCM(49470,49487) = 144007170