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What is the Least Common Multiple of 1876 and 1885?

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 1876 and 1885 is 3536260.

LCM(1876,1885) = 3536260

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Least Common Multiple of 1876 and 1885 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1876 and 1885, than apply into the LCM equation.

GCF(1876,1885) = 1
LCM(1876,1885) = ( 1876 × 1885) / 1
LCM(1876,1885) = 3536260 / 1
LCM(1876,1885) = 3536260

Least Common Multiple (LCM) of 1876 and 1885 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1876 and 1885. First we will calculate the prime factors of 1876 and 1885.

Prime Factorization of 1876

Prime factors of 1876 are 2, 7, 67. Prime factorization of 1876 in exponential form is:

1876 = 22 × 71 × 671

Prime Factorization of 1885

Prime factors of 1885 are 5, 13, 29. Prime factorization of 1885 in exponential form is:

1885 = 51 × 131 × 291

Now multiplying the highest exponent prime factors to calculate the LCM of 1876 and 1885.

LCM(1876,1885) = 22 × 71 × 671 × 51 × 131 × 291
LCM(1876,1885) = 3536260