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What is the Least Common Multiple of 74549 and 74562?

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 74549 and 74562 is 5558522538.

LCM(74549,74562) = 5558522538

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Least Common Multiple of 74549 and 74562 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74549 and 74562, than apply into the LCM equation.

GCF(74549,74562) = 1
LCM(74549,74562) = ( 74549 × 74562) / 1
LCM(74549,74562) = 5558522538 / 1
LCM(74549,74562) = 5558522538

Least Common Multiple (LCM) of 74549 and 74562 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74549 and 74562. First we will calculate the prime factors of 74549 and 74562.

Prime Factorization of 74549

Prime factors of 74549 are 127, 587. Prime factorization of 74549 in exponential form is:

74549 = 1271 × 5871

Prime Factorization of 74562

Prime factors of 74562 are 2, 3, 17, 43. Prime factorization of 74562 in exponential form is:

74562 = 21 × 31 × 172 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 74549 and 74562.

LCM(74549,74562) = 1271 × 5871 × 21 × 31 × 172 × 431
LCM(74549,74562) = 5558522538