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What is the Least Common Multiple of 83711 and 83721?

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 83711 and 83721 is 7008368631.

LCM(83711,83721) = 7008368631

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Least Common Multiple of 83711 and 83721 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83711 and 83721, than apply into the LCM equation.

GCF(83711,83721) = 1
LCM(83711,83721) = ( 83711 × 83721) / 1
LCM(83711,83721) = 7008368631 / 1
LCM(83711,83721) = 7008368631

Least Common Multiple (LCM) of 83711 and 83721 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83711 and 83721. First we will calculate the prime factors of 83711 and 83721.

Prime Factorization of 83711

Prime factors of 83711 are 97, 863. Prime factorization of 83711 in exponential form is:

83711 = 971 × 8631

Prime Factorization of 83721

Prime factors of 83721 are 3, 11, 43, 59. Prime factorization of 83721 in exponential form is:

83721 = 31 × 111 × 431 × 591

Now multiplying the highest exponent prime factors to calculate the LCM of 83711 and 83721.

LCM(83711,83721) = 971 × 8631 × 31 × 111 × 431 × 591
LCM(83711,83721) = 7008368631