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What is the Least Common Multiple of 42167 and 42182?

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 42167 and 42182 is 1778688394.

LCM(42167,42182) = 1778688394

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Least Common Multiple of 42167 and 42182 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42167 and 42182, than apply into the LCM equation.

GCF(42167,42182) = 1
LCM(42167,42182) = ( 42167 × 42182) / 1
LCM(42167,42182) = 1778688394 / 1
LCM(42167,42182) = 1778688394

Least Common Multiple (LCM) of 42167 and 42182 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42167 and 42182. First we will calculate the prime factors of 42167 and 42182.

Prime Factorization of 42167

Prime factors of 42167 are 149, 283. Prime factorization of 42167 in exponential form is:

42167 = 1491 × 2831

Prime Factorization of 42182

Prime factors of 42182 are 2, 7, 23, 131. Prime factorization of 42182 in exponential form is:

42182 = 21 × 71 × 231 × 1311

Now multiplying the highest exponent prime factors to calculate the LCM of 42167 and 42182.

LCM(42167,42182) = 1491 × 2831 × 21 × 71 × 231 × 1311
LCM(42167,42182) = 1778688394