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What is the Least Common Multiple of 12131 and 12146?

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 12131 and 12146 is 147343126.

LCM(12131,12146) = 147343126

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Least Common Multiple of 12131 and 12146 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12131 and 12146, than apply into the LCM equation.

GCF(12131,12146) = 1
LCM(12131,12146) = ( 12131 × 12146) / 1
LCM(12131,12146) = 147343126 / 1
LCM(12131,12146) = 147343126

Least Common Multiple (LCM) of 12131 and 12146 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12131 and 12146. First we will calculate the prime factors of 12131 and 12146.

Prime Factorization of 12131

Prime factors of 12131 are 7, 1733. Prime factorization of 12131 in exponential form is:

12131 = 71 × 17331

Prime Factorization of 12146

Prime factors of 12146 are 2, 6073. Prime factorization of 12146 in exponential form is:

12146 = 21 × 60731

Now multiplying the highest exponent prime factors to calculate the LCM of 12131 and 12146.

LCM(12131,12146) = 71 × 17331 × 21 × 60731
LCM(12131,12146) = 147343126