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What is the Least Common Multiple of 4139 and 4148?

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 4139 and 4148 is 17168572.

LCM(4139,4148) = 17168572

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Least Common Multiple of 4139 and 4148 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4139 and 4148, than apply into the LCM equation.

GCF(4139,4148) = 1
LCM(4139,4148) = ( 4139 × 4148) / 1
LCM(4139,4148) = 17168572 / 1
LCM(4139,4148) = 17168572

Least Common Multiple (LCM) of 4139 and 4148 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4139 and 4148. First we will calculate the prime factors of 4139 and 4148.

Prime Factorization of 4139

Prime factors of 4139 are 4139. Prime factorization of 4139 in exponential form is:

4139 = 41391

Prime Factorization of 4148

Prime factors of 4148 are 2, 17, 61. Prime factorization of 4148 in exponential form is:

4148 = 22 × 171 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 4139 and 4148.

LCM(4139,4148) = 41391 × 22 × 171 × 611
LCM(4139,4148) = 17168572