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What is the Least Common Multiple of 78271 and 78279?

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 78271 and 78279 is 6126975609.

LCM(78271,78279) = 6126975609

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Least Common Multiple of 78271 and 78279 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78271 and 78279, than apply into the LCM equation.

GCF(78271,78279) = 1
LCM(78271,78279) = ( 78271 × 78279) / 1
LCM(78271,78279) = 6126975609 / 1
LCM(78271,78279) = 6126975609

Least Common Multiple (LCM) of 78271 and 78279 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78271 and 78279. First we will calculate the prime factors of 78271 and 78279.

Prime Factorization of 78271

Prime factors of 78271 are 29, 2699. Prime factorization of 78271 in exponential form is:

78271 = 291 × 26991

Prime Factorization of 78279

Prime factors of 78279 are 3, 97, 269. Prime factorization of 78279 in exponential form is:

78279 = 31 × 971 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 78271 and 78279.

LCM(78271,78279) = 291 × 26991 × 31 × 971 × 2691
LCM(78271,78279) = 6126975609