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What is the Least Common Multiple of 18875 and 18888?

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 18875 and 18888 is 356511000.

LCM(18875,18888) = 356511000

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Least Common Multiple of 18875 and 18888 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18875 and 18888, than apply into the LCM equation.

GCF(18875,18888) = 1
LCM(18875,18888) = ( 18875 × 18888) / 1
LCM(18875,18888) = 356511000 / 1
LCM(18875,18888) = 356511000

Least Common Multiple (LCM) of 18875 and 18888 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18875 and 18888. First we will calculate the prime factors of 18875 and 18888.

Prime Factorization of 18875

Prime factors of 18875 are 5, 151. Prime factorization of 18875 in exponential form is:

18875 = 53 × 1511

Prime Factorization of 18888

Prime factors of 18888 are 2, 3, 787. Prime factorization of 18888 in exponential form is:

18888 = 23 × 31 × 7871

Now multiplying the highest exponent prime factors to calculate the LCM of 18875 and 18888.

LCM(18875,18888) = 53 × 1511 × 23 × 31 × 7871
LCM(18875,18888) = 356511000