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What is the Least Common Multiple of 14780 and 14787?

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 14780 and 14787 is 218551860.

LCM(14780,14787) = 218551860

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Least Common Multiple of 14780 and 14787 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14780 and 14787, than apply into the LCM equation.

GCF(14780,14787) = 1
LCM(14780,14787) = ( 14780 × 14787) / 1
LCM(14780,14787) = 218551860 / 1
LCM(14780,14787) = 218551860

Least Common Multiple (LCM) of 14780 and 14787 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14780 and 14787. First we will calculate the prime factors of 14780 and 14787.

Prime Factorization of 14780

Prime factors of 14780 are 2, 5, 739. Prime factorization of 14780 in exponential form is:

14780 = 22 × 51 × 7391

Prime Factorization of 14787

Prime factors of 14787 are 3, 31, 53. Prime factorization of 14787 in exponential form is:

14787 = 32 × 311 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 14780 and 14787.

LCM(14780,14787) = 22 × 51 × 7391 × 32 × 311 × 531
LCM(14780,14787) = 218551860