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What is the Least Common Multiple of 71907 and 71911?

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 71907 and 71911 is 5170904277.

LCM(71907,71911) = 5170904277

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Least Common Multiple of 71907 and 71911 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71907 and 71911, than apply into the LCM equation.

GCF(71907,71911) = 1
LCM(71907,71911) = ( 71907 × 71911) / 1
LCM(71907,71911) = 5170904277 / 1
LCM(71907,71911) = 5170904277

Least Common Multiple (LCM) of 71907 and 71911 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71907 and 71911. First we will calculate the prime factors of 71907 and 71911.

Prime Factorization of 71907

Prime factors of 71907 are 3, 11, 2179. Prime factorization of 71907 in exponential form is:

71907 = 31 × 111 × 21791

Prime Factorization of 71911

Prime factors of 71911 are 7, 10273. Prime factorization of 71911 in exponential form is:

71911 = 71 × 102731

Now multiplying the highest exponent prime factors to calculate the LCM of 71907 and 71911.

LCM(71907,71911) = 31 × 111 × 21791 × 71 × 102731
LCM(71907,71911) = 5170904277