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What is the Least Common Multiple of 53403 and 53418?

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 53403 and 53418 is 950893818.

LCM(53403,53418) = 950893818

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Least Common Multiple of 53403 and 53418 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53403 and 53418, than apply into the LCM equation.

GCF(53403,53418) = 3
LCM(53403,53418) = ( 53403 × 53418) / 3
LCM(53403,53418) = 2852681454 / 3
LCM(53403,53418) = 950893818

Least Common Multiple (LCM) of 53403 and 53418 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53403 and 53418. First we will calculate the prime factors of 53403 and 53418.

Prime Factorization of 53403

Prime factors of 53403 are 3, 7, 2543. Prime factorization of 53403 in exponential form is:

53403 = 31 × 71 × 25431

Prime Factorization of 53418

Prime factors of 53418 are 2, 3, 29, 307. Prime factorization of 53418 in exponential form is:

53418 = 21 × 31 × 291 × 3071

Now multiplying the highest exponent prime factors to calculate the LCM of 53403 and 53418.

LCM(53403,53418) = 31 × 71 × 25431 × 21 × 291 × 3071
LCM(53403,53418) = 950893818