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What is the Least Common Multiple of 65535 and 65547?

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 65535 and 65547 is 1431874215.

LCM(65535,65547) = 1431874215

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Least Common Multiple of 65535 and 65547 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65535 and 65547, than apply into the LCM equation.

GCF(65535,65547) = 3
LCM(65535,65547) = ( 65535 × 65547) / 3
LCM(65535,65547) = 4295622645 / 3
LCM(65535,65547) = 1431874215

Least Common Multiple (LCM) of 65535 and 65547 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65535 and 65547. First we will calculate the prime factors of 65535 and 65547.

Prime Factorization of 65535

Prime factors of 65535 are 3, 5, 17, 257. Prime factorization of 65535 in exponential form is:

65535 = 31 × 51 × 171 × 2571

Prime Factorization of 65547

Prime factors of 65547 are 3, 7283. Prime factorization of 65547 in exponential form is:

65547 = 32 × 72831

Now multiplying the highest exponent prime factors to calculate the LCM of 65535 and 65547.

LCM(65535,65547) = 32 × 51 × 171 × 2571 × 72831
LCM(65535,65547) = 1431874215