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What is the Least Common Multiple of 1863 and 1874?

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 1863 and 1874 is 3491262.

LCM(1863,1874) = 3491262

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Least Common Multiple of 1863 and 1874 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1863 and 1874, than apply into the LCM equation.

GCF(1863,1874) = 1
LCM(1863,1874) = ( 1863 × 1874) / 1
LCM(1863,1874) = 3491262 / 1
LCM(1863,1874) = 3491262

Least Common Multiple (LCM) of 1863 and 1874 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1863 and 1874. First we will calculate the prime factors of 1863 and 1874.

Prime Factorization of 1863

Prime factors of 1863 are 3, 23. Prime factorization of 1863 in exponential form is:

1863 = 34 × 231

Prime Factorization of 1874

Prime factors of 1874 are 2, 937. Prime factorization of 1874 in exponential form is:

1874 = 21 × 9371

Now multiplying the highest exponent prime factors to calculate the LCM of 1863 and 1874.

LCM(1863,1874) = 34 × 231 × 21 × 9371
LCM(1863,1874) = 3491262