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What is the Least Common Multiple of 51486 and 51502?

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 51486 and 51502 is 1325815986.

LCM(51486,51502) = 1325815986

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Least Common Multiple of 51486 and 51502 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51486 and 51502, than apply into the LCM equation.

GCF(51486,51502) = 2
LCM(51486,51502) = ( 51486 × 51502) / 2
LCM(51486,51502) = 2651631972 / 2
LCM(51486,51502) = 1325815986

Least Common Multiple (LCM) of 51486 and 51502 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51486 and 51502. First we will calculate the prime factors of 51486 and 51502.

Prime Factorization of 51486

Prime factors of 51486 are 2, 3, 8581. Prime factorization of 51486 in exponential form is:

51486 = 21 × 31 × 85811

Prime Factorization of 51502

Prime factors of 51502 are 2, 11, 2341. Prime factorization of 51502 in exponential form is:

51502 = 21 × 111 × 23411

Now multiplying the highest exponent prime factors to calculate the LCM of 51486 and 51502.

LCM(51486,51502) = 21 × 31 × 85811 × 111 × 23411
LCM(51486,51502) = 1325815986