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What is the Least Common Multiple of 12611 and 12620?

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 12611 and 12620 is 159150820.

LCM(12611,12620) = 159150820

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Least Common Multiple of 12611 and 12620 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12611 and 12620, than apply into the LCM equation.

GCF(12611,12620) = 1
LCM(12611,12620) = ( 12611 × 12620) / 1
LCM(12611,12620) = 159150820 / 1
LCM(12611,12620) = 159150820

Least Common Multiple (LCM) of 12611 and 12620 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12611 and 12620. First we will calculate the prime factors of 12611 and 12620.

Prime Factorization of 12611

Prime factors of 12611 are 12611. Prime factorization of 12611 in exponential form is:

12611 = 126111

Prime Factorization of 12620

Prime factors of 12620 are 2, 5, 631. Prime factorization of 12620 in exponential form is:

12620 = 22 × 51 × 6311

Now multiplying the highest exponent prime factors to calculate the LCM of 12611 and 12620.

LCM(12611,12620) = 126111 × 22 × 51 × 6311
LCM(12611,12620) = 159150820