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What is the Least Common Multiple of 55890 and 55903?

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 55890 and 55903 is 3124418670.

LCM(55890,55903) = 3124418670

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Least Common Multiple of 55890 and 55903 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55890 and 55903, than apply into the LCM equation.

GCF(55890,55903) = 1
LCM(55890,55903) = ( 55890 × 55903) / 1
LCM(55890,55903) = 3124418670 / 1
LCM(55890,55903) = 3124418670

Least Common Multiple (LCM) of 55890 and 55903 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55890 and 55903. First we will calculate the prime factors of 55890 and 55903.

Prime Factorization of 55890

Prime factors of 55890 are 2, 3, 5, 23. Prime factorization of 55890 in exponential form is:

55890 = 21 × 35 × 51 × 231

Prime Factorization of 55903

Prime factors of 55903 are 55903. Prime factorization of 55903 in exponential form is:

55903 = 559031

Now multiplying the highest exponent prime factors to calculate the LCM of 55890 and 55903.

LCM(55890,55903) = 21 × 35 × 51 × 231 × 559031
LCM(55890,55903) = 3124418670