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What is the Least Common Multiple of 40515 and 40522?

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 40515 and 40522 is 1641748830.

LCM(40515,40522) = 1641748830

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Least Common Multiple of 40515 and 40522 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40515 and 40522, than apply into the LCM equation.

GCF(40515,40522) = 1
LCM(40515,40522) = ( 40515 × 40522) / 1
LCM(40515,40522) = 1641748830 / 1
LCM(40515,40522) = 1641748830

Least Common Multiple (LCM) of 40515 and 40522 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40515 and 40522. First we will calculate the prime factors of 40515 and 40522.

Prime Factorization of 40515

Prime factors of 40515 are 3, 5, 37, 73. Prime factorization of 40515 in exponential form is:

40515 = 31 × 51 × 371 × 731

Prime Factorization of 40522

Prime factors of 40522 are 2, 20261. Prime factorization of 40522 in exponential form is:

40522 = 21 × 202611

Now multiplying the highest exponent prime factors to calculate the LCM of 40515 and 40522.

LCM(40515,40522) = 31 × 51 × 371 × 731 × 21 × 202611
LCM(40515,40522) = 1641748830