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What is the Least Common Multiple of 72273 and 72290?

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 72273 and 72290 is 5224615170.

LCM(72273,72290) = 5224615170

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Least Common Multiple of 72273 and 72290 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72273 and 72290, than apply into the LCM equation.

GCF(72273,72290) = 1
LCM(72273,72290) = ( 72273 × 72290) / 1
LCM(72273,72290) = 5224615170 / 1
LCM(72273,72290) = 5224615170

Least Common Multiple (LCM) of 72273 and 72290 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72273 and 72290. First we will calculate the prime factors of 72273 and 72290.

Prime Factorization of 72273

Prime factors of 72273 are 3, 24091. Prime factorization of 72273 in exponential form is:

72273 = 31 × 240911

Prime Factorization of 72290

Prime factors of 72290 are 2, 5, 7229. Prime factorization of 72290 in exponential form is:

72290 = 21 × 51 × 72291

Now multiplying the highest exponent prime factors to calculate the LCM of 72273 and 72290.

LCM(72273,72290) = 31 × 240911 × 21 × 51 × 72291
LCM(72273,72290) = 5224615170