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What is the Least Common Multiple of 40468 and 40479?

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 40468 and 40479 is 1638104172.

LCM(40468,40479) = 1638104172

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Least Common Multiple of 40468 and 40479 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40468 and 40479, than apply into the LCM equation.

GCF(40468,40479) = 1
LCM(40468,40479) = ( 40468 × 40479) / 1
LCM(40468,40479) = 1638104172 / 1
LCM(40468,40479) = 1638104172

Least Common Multiple (LCM) of 40468 and 40479 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40468 and 40479. First we will calculate the prime factors of 40468 and 40479.

Prime Factorization of 40468

Prime factors of 40468 are 2, 67, 151. Prime factorization of 40468 in exponential form is:

40468 = 22 × 671 × 1511

Prime Factorization of 40479

Prime factors of 40479 are 3, 103, 131. Prime factorization of 40479 in exponential form is:

40479 = 31 × 1031 × 1311

Now multiplying the highest exponent prime factors to calculate the LCM of 40468 and 40479.

LCM(40468,40479) = 22 × 671 × 1511 × 31 × 1031 × 1311
LCM(40468,40479) = 1638104172