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What is the Least Common Multiple of 51649 and 51665?

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 51649 and 51665 is 2668445585.

LCM(51649,51665) = 2668445585

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Least Common Multiple of 51649 and 51665 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51649 and 51665, than apply into the LCM equation.

GCF(51649,51665) = 1
LCM(51649,51665) = ( 51649 × 51665) / 1
LCM(51649,51665) = 2668445585 / 1
LCM(51649,51665) = 2668445585

Least Common Multiple (LCM) of 51649 and 51665 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51649 and 51665. First we will calculate the prime factors of 51649 and 51665.

Prime Factorization of 51649

Prime factors of 51649 are 13, 29, 137. Prime factorization of 51649 in exponential form is:

51649 = 131 × 291 × 1371

Prime Factorization of 51665

Prime factors of 51665 are 5, 10333. Prime factorization of 51665 in exponential form is:

51665 = 51 × 103331

Now multiplying the highest exponent prime factors to calculate the LCM of 51649 and 51665.

LCM(51649,51665) = 131 × 291 × 1371 × 51 × 103331
LCM(51649,51665) = 2668445585