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What is the Least Common Multiple of 72506 and 72522?

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 72506 and 72522 is 2629140066.

LCM(72506,72522) = 2629140066

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Least Common Multiple of 72506 and 72522 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72506 and 72522, than apply into the LCM equation.

GCF(72506,72522) = 2
LCM(72506,72522) = ( 72506 × 72522) / 2
LCM(72506,72522) = 5258280132 / 2
LCM(72506,72522) = 2629140066

Least Common Multiple (LCM) of 72506 and 72522 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72506 and 72522. First we will calculate the prime factors of 72506 and 72522.

Prime Factorization of 72506

Prime factors of 72506 are 2, 7, 5179. Prime factorization of 72506 in exponential form is:

72506 = 21 × 71 × 51791

Prime Factorization of 72522

Prime factors of 72522 are 2, 3, 17, 79. Prime factorization of 72522 in exponential form is:

72522 = 21 × 33 × 171 × 791

Now multiplying the highest exponent prime factors to calculate the LCM of 72506 and 72522.

LCM(72506,72522) = 21 × 71 × 51791 × 33 × 171 × 791
LCM(72506,72522) = 2629140066