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What is the Least Common Multiple of 67743 and 67758?

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 67743 and 67758 is 1530043398.

LCM(67743,67758) = 1530043398

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Least Common Multiple of 67743 and 67758 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67743 and 67758, than apply into the LCM equation.

GCF(67743,67758) = 3
LCM(67743,67758) = ( 67743 × 67758) / 3
LCM(67743,67758) = 4590130194 / 3
LCM(67743,67758) = 1530043398

Least Common Multiple (LCM) of 67743 and 67758 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67743 and 67758. First we will calculate the prime factors of 67743 and 67758.

Prime Factorization of 67743

Prime factors of 67743 are 3, 13, 193. Prime factorization of 67743 in exponential form is:

67743 = 33 × 131 × 1931

Prime Factorization of 67758

Prime factors of 67758 are 2, 3, 23, 491. Prime factorization of 67758 in exponential form is:

67758 = 21 × 31 × 231 × 4911

Now multiplying the highest exponent prime factors to calculate the LCM of 67743 and 67758.

LCM(67743,67758) = 33 × 131 × 1931 × 21 × 231 × 4911
LCM(67743,67758) = 1530043398