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What is the Least Common Multiple of 14770 and 14781?

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 14770 and 14781 is 218315370.

LCM(14770,14781) = 218315370

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Least Common Multiple of 14770 and 14781 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14770 and 14781, than apply into the LCM equation.

GCF(14770,14781) = 1
LCM(14770,14781) = ( 14770 × 14781) / 1
LCM(14770,14781) = 218315370 / 1
LCM(14770,14781) = 218315370

Least Common Multiple (LCM) of 14770 and 14781 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14770 and 14781. First we will calculate the prime factors of 14770 and 14781.

Prime Factorization of 14770

Prime factors of 14770 are 2, 5, 7, 211. Prime factorization of 14770 in exponential form is:

14770 = 21 × 51 × 71 × 2111

Prime Factorization of 14781

Prime factors of 14781 are 3, 13, 379. Prime factorization of 14781 in exponential form is:

14781 = 31 × 131 × 3791

Now multiplying the highest exponent prime factors to calculate the LCM of 14770 and 14781.

LCM(14770,14781) = 21 × 51 × 71 × 2111 × 31 × 131 × 3791
LCM(14770,14781) = 218315370