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What is the Least Common Multiple of 15769 and 15783?

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 15769 and 15783 is 248882127.

LCM(15769,15783) = 248882127

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Least Common Multiple of 15769 and 15783 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15769 and 15783, than apply into the LCM equation.

GCF(15769,15783) = 1
LCM(15769,15783) = ( 15769 × 15783) / 1
LCM(15769,15783) = 248882127 / 1
LCM(15769,15783) = 248882127

Least Common Multiple (LCM) of 15769 and 15783 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15769 and 15783. First we will calculate the prime factors of 15769 and 15783.

Prime Factorization of 15769

Prime factors of 15769 are 13, 1213. Prime factorization of 15769 in exponential form is:

15769 = 131 × 12131

Prime Factorization of 15783

Prime factors of 15783 are 3, 5261. Prime factorization of 15783 in exponential form is:

15783 = 31 × 52611

Now multiplying the highest exponent prime factors to calculate the LCM of 15769 and 15783.

LCM(15769,15783) = 131 × 12131 × 31 × 52611
LCM(15769,15783) = 248882127