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What is the Least Common Multiple of 72017 and 72023?

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 72017 and 72023 is 5186880391.

LCM(72017,72023) = 5186880391

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Least Common Multiple of 72017 and 72023 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72017 and 72023, than apply into the LCM equation.

GCF(72017,72023) = 1
LCM(72017,72023) = ( 72017 × 72023) / 1
LCM(72017,72023) = 5186880391 / 1
LCM(72017,72023) = 5186880391

Least Common Multiple (LCM) of 72017 and 72023 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72017 and 72023. First we will calculate the prime factors of 72017 and 72023.

Prime Factorization of 72017

Prime factors of 72017 are 11, 6547. Prime factorization of 72017 in exponential form is:

72017 = 111 × 65471

Prime Factorization of 72023

Prime factors of 72023 are 7, 10289. Prime factorization of 72023 in exponential form is:

72023 = 71 × 102891

Now multiplying the highest exponent prime factors to calculate the LCM of 72017 and 72023.

LCM(72017,72023) = 111 × 65471 × 71 × 102891
LCM(72017,72023) = 5186880391