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What is the Least Common Multiple of 73143 and 73154?

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 73143 and 73154 is 5350703022.

LCM(73143,73154) = 5350703022

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Least Common Multiple of 73143 and 73154 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73143 and 73154, than apply into the LCM equation.

GCF(73143,73154) = 1
LCM(73143,73154) = ( 73143 × 73154) / 1
LCM(73143,73154) = 5350703022 / 1
LCM(73143,73154) = 5350703022

Least Common Multiple (LCM) of 73143 and 73154 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73143 and 73154. First we will calculate the prime factors of 73143 and 73154.

Prime Factorization of 73143

Prime factors of 73143 are 3, 7, 43. Prime factorization of 73143 in exponential form is:

73143 = 35 × 71 × 431

Prime Factorization of 73154

Prime factors of 73154 are 2, 79, 463. Prime factorization of 73154 in exponential form is:

73154 = 21 × 791 × 4631

Now multiplying the highest exponent prime factors to calculate the LCM of 73143 and 73154.

LCM(73143,73154) = 35 × 71 × 431 × 21 × 791 × 4631
LCM(73143,73154) = 5350703022