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What is the Least Common Multiple of 31404 and 31417?

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 31404 and 31417 is 986619468.

LCM(31404,31417) = 986619468

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Least Common Multiple of 31404 and 31417 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31404 and 31417, than apply into the LCM equation.

GCF(31404,31417) = 1
LCM(31404,31417) = ( 31404 × 31417) / 1
LCM(31404,31417) = 986619468 / 1
LCM(31404,31417) = 986619468

Least Common Multiple (LCM) of 31404 and 31417 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31404 and 31417. First we will calculate the prime factors of 31404 and 31417.

Prime Factorization of 31404

Prime factors of 31404 are 2, 3, 2617. Prime factorization of 31404 in exponential form is:

31404 = 22 × 31 × 26171

Prime Factorization of 31417

Prime factors of 31417 are 89, 353. Prime factorization of 31417 in exponential form is:

31417 = 891 × 3531

Now multiplying the highest exponent prime factors to calculate the LCM of 31404 and 31417.

LCM(31404,31417) = 22 × 31 × 26171 × 891 × 3531
LCM(31404,31417) = 986619468