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What is the Least Common Multiple of 65769 and 65789?

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 65769 and 65789 is 4326876741.

LCM(65769,65789) = 4326876741

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Least Common Multiple of 65769 and 65789 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65769 and 65789, than apply into the LCM equation.

GCF(65769,65789) = 1
LCM(65769,65789) = ( 65769 × 65789) / 1
LCM(65769,65789) = 4326876741 / 1
LCM(65769,65789) = 4326876741

Least Common Multiple (LCM) of 65769 and 65789 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65769 and 65789. First we will calculate the prime factors of 65769 and 65789.

Prime Factorization of 65769

Prime factors of 65769 are 3, 11, 1993. Prime factorization of 65769 in exponential form is:

65769 = 31 × 111 × 19931

Prime Factorization of 65789

Prime factors of 65789 are 65789. Prime factorization of 65789 in exponential form is:

65789 = 657891

Now multiplying the highest exponent prime factors to calculate the LCM of 65769 and 65789.

LCM(65769,65789) = 31 × 111 × 19931 × 657891
LCM(65769,65789) = 4326876741