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What is the Least Common Multiple of 72291 and 72311?

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 72291 and 72311 is 5227434501.

LCM(72291,72311) = 5227434501

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Least Common Multiple of 72291 and 72311 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72291 and 72311, than apply into the LCM equation.

GCF(72291,72311) = 1
LCM(72291,72311) = ( 72291 × 72311) / 1
LCM(72291,72311) = 5227434501 / 1
LCM(72291,72311) = 5227434501

Least Common Multiple (LCM) of 72291 and 72311 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72291 and 72311. First we will calculate the prime factors of 72291 and 72311.

Prime Factorization of 72291

Prime factors of 72291 are 3, 24097. Prime factorization of 72291 in exponential form is:

72291 = 31 × 240971

Prime Factorization of 72311

Prime factors of 72311 are 167, 433. Prime factorization of 72311 in exponential form is:

72311 = 1671 × 4331

Now multiplying the highest exponent prime factors to calculate the LCM of 72291 and 72311.

LCM(72291,72311) = 31 × 240971 × 1671 × 4331
LCM(72291,72311) = 5227434501