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What is the Least Common Multiple of 72581 and 72598?

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 72581 and 72598 is 5269235438.

LCM(72581,72598) = 5269235438

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Least Common Multiple of 72581 and 72598 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72581 and 72598, than apply into the LCM equation.

GCF(72581,72598) = 1
LCM(72581,72598) = ( 72581 × 72598) / 1
LCM(72581,72598) = 5269235438 / 1
LCM(72581,72598) = 5269235438

Least Common Multiple (LCM) of 72581 and 72598 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72581 and 72598. First we will calculate the prime factors of 72581 and 72598.

Prime Factorization of 72581

Prime factors of 72581 are 181, 401. Prime factorization of 72581 in exponential form is:

72581 = 1811 × 4011

Prime Factorization of 72598

Prime factors of 72598 are 2, 36299. Prime factorization of 72598 in exponential form is:

72598 = 21 × 362991

Now multiplying the highest exponent prime factors to calculate the LCM of 72581 and 72598.

LCM(72581,72598) = 1811 × 4011 × 21 × 362991
LCM(72581,72598) = 5269235438