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What is the Least Common Multiple of 67145 and 67164?

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 67145 and 67164 is 4509726780.

LCM(67145,67164) = 4509726780

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Least Common Multiple of 67145 and 67164 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 67145 and 67164, than apply into the LCM equation.

GCF(67145,67164) = 1
LCM(67145,67164) = ( 67145 × 67164) / 1
LCM(67145,67164) = 4509726780 / 1
LCM(67145,67164) = 4509726780

Least Common Multiple (LCM) of 67145 and 67164 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 67145 and 67164. First we will calculate the prime factors of 67145 and 67164.

Prime Factorization of 67145

Prime factors of 67145 are 5, 13, 1033. Prime factorization of 67145 in exponential form is:

67145 = 51 × 131 × 10331

Prime Factorization of 67164

Prime factors of 67164 are 2, 3, 29, 193. Prime factorization of 67164 in exponential form is:

67164 = 22 × 31 × 291 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 67145 and 67164.

LCM(67145,67164) = 51 × 131 × 10331 × 22 × 31 × 291 × 1931
LCM(67145,67164) = 4509726780