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What is the Least Common Multiple of 42213 and 42226?

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 42213 and 42226 is 1782486138.

LCM(42213,42226) = 1782486138

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Least Common Multiple of 42213 and 42226 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42213 and 42226, than apply into the LCM equation.

GCF(42213,42226) = 1
LCM(42213,42226) = ( 42213 × 42226) / 1
LCM(42213,42226) = 1782486138 / 1
LCM(42213,42226) = 1782486138

Least Common Multiple (LCM) of 42213 and 42226 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42213 and 42226. First we will calculate the prime factors of 42213 and 42226.

Prime Factorization of 42213

Prime factors of 42213 are 3, 14071. Prime factorization of 42213 in exponential form is:

42213 = 31 × 140711

Prime Factorization of 42226

Prime factors of 42226 are 2, 43, 491. Prime factorization of 42226 in exponential form is:

42226 = 21 × 431 × 4911

Now multiplying the highest exponent prime factors to calculate the LCM of 42213 and 42226.

LCM(42213,42226) = 31 × 140711 × 21 × 431 × 4911
LCM(42213,42226) = 1782486138