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What is the Least Common Multiple of 40181 and 40197?

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 40181 and 40197 is 1615155657.

LCM(40181,40197) = 1615155657

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Least Common Multiple of 40181 and 40197 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40181 and 40197, than apply into the LCM equation.

GCF(40181,40197) = 1
LCM(40181,40197) = ( 40181 × 40197) / 1
LCM(40181,40197) = 1615155657 / 1
LCM(40181,40197) = 1615155657

Least Common Multiple (LCM) of 40181 and 40197 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40181 and 40197. First we will calculate the prime factors of 40181 and 40197.

Prime Factorization of 40181

Prime factors of 40181 are 23, 1747. Prime factorization of 40181 in exponential form is:

40181 = 231 × 17471

Prime Factorization of 40197

Prime factors of 40197 are 3, 13399. Prime factorization of 40197 in exponential form is:

40197 = 31 × 133991

Now multiplying the highest exponent prime factors to calculate the LCM of 40181 and 40197.

LCM(40181,40197) = 231 × 17471 × 31 × 133991
LCM(40181,40197) = 1615155657