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What is the Least Common Multiple of 73743 and 73749?

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 73743 and 73749 is 1812824169.

LCM(73743,73749) = 1812824169

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Least Common Multiple of 73743 and 73749 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73743 and 73749, than apply into the LCM equation.

GCF(73743,73749) = 3
LCM(73743,73749) = ( 73743 × 73749) / 3
LCM(73743,73749) = 5438472507 / 3
LCM(73743,73749) = 1812824169

Least Common Multiple (LCM) of 73743 and 73749 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73743 and 73749. First we will calculate the prime factors of 73743 and 73749.

Prime Factorization of 73743

Prime factors of 73743 are 3, 47, 523. Prime factorization of 73743 in exponential form is:

73743 = 31 × 471 × 5231

Prime Factorization of 73749

Prime factors of 73749 are 3, 13, 31, 61. Prime factorization of 73749 in exponential form is:

73749 = 31 × 131 × 311 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 73743 and 73749.

LCM(73743,73749) = 31 × 471 × 5231 × 131 × 311 × 611
LCM(73743,73749) = 1812824169