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What is the Least Common Multiple of 15522 and 15537?

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 15522 and 15537 is 80388438.

LCM(15522,15537) = 80388438

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Least Common Multiple of 15522 and 15537 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15522 and 15537, than apply into the LCM equation.

GCF(15522,15537) = 3
LCM(15522,15537) = ( 15522 × 15537) / 3
LCM(15522,15537) = 241165314 / 3
LCM(15522,15537) = 80388438

Least Common Multiple (LCM) of 15522 and 15537 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15522 and 15537. First we will calculate the prime factors of 15522 and 15537.

Prime Factorization of 15522

Prime factors of 15522 are 2, 3, 13, 199. Prime factorization of 15522 in exponential form is:

15522 = 21 × 31 × 131 × 1991

Prime Factorization of 15537

Prime factors of 15537 are 3, 5179. Prime factorization of 15537 in exponential form is:

15537 = 31 × 51791

Now multiplying the highest exponent prime factors to calculate the LCM of 15522 and 15537.

LCM(15522,15537) = 21 × 31 × 131 × 1991 × 51791
LCM(15522,15537) = 80388438