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What is the Least Common Multiple of 78951 and 78965?

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 78951 and 78965 is 6234365715.

LCM(78951,78965) = 6234365715

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Least Common Multiple of 78951 and 78965 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 78951 and 78965, than apply into the LCM equation.

GCF(78951,78965) = 1
LCM(78951,78965) = ( 78951 × 78965) / 1
LCM(78951,78965) = 6234365715 / 1
LCM(78951,78965) = 6234365715

Least Common Multiple (LCM) of 78951 and 78965 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 78951 and 78965. First we will calculate the prime factors of 78951 and 78965.

Prime Factorization of 78951

Prime factors of 78951 are 3, 26317. Prime factorization of 78951 in exponential form is:

78951 = 31 × 263171

Prime Factorization of 78965

Prime factors of 78965 are 5, 17, 929. Prime factorization of 78965 in exponential form is:

78965 = 51 × 171 × 9291

Now multiplying the highest exponent prime factors to calculate the LCM of 78951 and 78965.

LCM(78951,78965) = 31 × 263171 × 51 × 171 × 9291
LCM(78951,78965) = 6234365715