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What is the Least Common Multiple of 1799 and 1808?

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 1799 and 1808 is 3252592.

LCM(1799,1808) = 3252592

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Least Common Multiple of 1799 and 1808 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1799 and 1808, than apply into the LCM equation.

GCF(1799,1808) = 1
LCM(1799,1808) = ( 1799 × 1808) / 1
LCM(1799,1808) = 3252592 / 1
LCM(1799,1808) = 3252592

Least Common Multiple (LCM) of 1799 and 1808 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1799 and 1808. First we will calculate the prime factors of 1799 and 1808.

Prime Factorization of 1799

Prime factors of 1799 are 7, 257. Prime factorization of 1799 in exponential form is:

1799 = 71 × 2571

Prime Factorization of 1808

Prime factors of 1808 are 2, 113. Prime factorization of 1808 in exponential form is:

1808 = 24 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 1799 and 1808.

LCM(1799,1808) = 71 × 2571 × 24 × 1131
LCM(1799,1808) = 3252592