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What is the Least Common Multiple of 51491 and 51507?

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 51491 and 51507 is 2652146937.

LCM(51491,51507) = 2652146937

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Least Common Multiple of 51491 and 51507 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51491 and 51507, than apply into the LCM equation.

GCF(51491,51507) = 1
LCM(51491,51507) = ( 51491 × 51507) / 1
LCM(51491,51507) = 2652146937 / 1
LCM(51491,51507) = 2652146937

Least Common Multiple (LCM) of 51491 and 51507 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51491 and 51507. First we will calculate the prime factors of 51491 and 51507.

Prime Factorization of 51491

Prime factors of 51491 are 11, 31, 151. Prime factorization of 51491 in exponential form is:

51491 = 111 × 311 × 1511

Prime Factorization of 51507

Prime factors of 51507 are 3, 59, 97. Prime factorization of 51507 in exponential form is:

51507 = 32 × 591 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 51491 and 51507.

LCM(51491,51507) = 111 × 311 × 1511 × 32 × 591 × 971
LCM(51491,51507) = 2652146937