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What is the Least Common Multiple of 28526 and 28542?

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 28526 and 28542 is 407094546.

LCM(28526,28542) = 407094546

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Least Common Multiple of 28526 and 28542 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28526 and 28542, than apply into the LCM equation.

GCF(28526,28542) = 2
LCM(28526,28542) = ( 28526 × 28542) / 2
LCM(28526,28542) = 814189092 / 2
LCM(28526,28542) = 407094546

Least Common Multiple (LCM) of 28526 and 28542 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28526 and 28542. First we will calculate the prime factors of 28526 and 28542.

Prime Factorization of 28526

Prime factors of 28526 are 2, 17, 839. Prime factorization of 28526 in exponential form is:

28526 = 21 × 171 × 8391

Prime Factorization of 28542

Prime factors of 28542 are 2, 3, 67, 71. Prime factorization of 28542 in exponential form is:

28542 = 21 × 31 × 671 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 28526 and 28542.

LCM(28526,28542) = 21 × 171 × 8391 × 31 × 671 × 711
LCM(28526,28542) = 407094546