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What is the Least Common Multiple of 49781 and 49785?

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 49781 and 49785 is 2478347085.

LCM(49781,49785) = 2478347085

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Least Common Multiple of 49781 and 49785 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49781 and 49785, than apply into the LCM equation.

GCF(49781,49785) = 1
LCM(49781,49785) = ( 49781 × 49785) / 1
LCM(49781,49785) = 2478347085 / 1
LCM(49781,49785) = 2478347085

Least Common Multiple (LCM) of 49781 and 49785 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49781 and 49785. First we will calculate the prime factors of 49781 and 49785.

Prime Factorization of 49781

Prime factors of 49781 are 67, 743. Prime factorization of 49781 in exponential form is:

49781 = 671 × 7431

Prime Factorization of 49785

Prime factors of 49785 are 3, 5, 3319. Prime factorization of 49785 in exponential form is:

49785 = 31 × 51 × 33191

Now multiplying the highest exponent prime factors to calculate the LCM of 49781 and 49785.

LCM(49781,49785) = 671 × 7431 × 31 × 51 × 33191
LCM(49781,49785) = 2478347085