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What is the Least Common Multiple of 55389 and 55401?

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 55389 and 55401 is 1022868663.

LCM(55389,55401) = 1022868663

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Least Common Multiple of 55389 and 55401 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55389 and 55401, than apply into the LCM equation.

GCF(55389,55401) = 3
LCM(55389,55401) = ( 55389 × 55401) / 3
LCM(55389,55401) = 3068605989 / 3
LCM(55389,55401) = 1022868663

Least Common Multiple (LCM) of 55389 and 55401 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55389 and 55401. First we will calculate the prime factors of 55389 and 55401.

Prime Factorization of 55389

Prime factors of 55389 are 3, 37, 499. Prime factorization of 55389 in exponential form is:

55389 = 31 × 371 × 4991

Prime Factorization of 55401

Prime factors of 55401 are 3, 59, 313. Prime factorization of 55401 in exponential form is:

55401 = 31 × 591 × 3131

Now multiplying the highest exponent prime factors to calculate the LCM of 55389 and 55401.

LCM(55389,55401) = 31 × 371 × 4991 × 591 × 3131
LCM(55389,55401) = 1022868663