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What is the Least Common Multiple of 28923 and 28930?

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 28923 and 28930 is 836742390.

LCM(28923,28930) = 836742390

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Least Common Multiple of 28923 and 28930 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28923 and 28930, than apply into the LCM equation.

GCF(28923,28930) = 1
LCM(28923,28930) = ( 28923 × 28930) / 1
LCM(28923,28930) = 836742390 / 1
LCM(28923,28930) = 836742390

Least Common Multiple (LCM) of 28923 and 28930 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28923 and 28930. First we will calculate the prime factors of 28923 and 28930.

Prime Factorization of 28923

Prime factors of 28923 are 3, 31, 311. Prime factorization of 28923 in exponential form is:

28923 = 31 × 311 × 3111

Prime Factorization of 28930

Prime factors of 28930 are 2, 5, 11, 263. Prime factorization of 28930 in exponential form is:

28930 = 21 × 51 × 111 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 28923 and 28930.

LCM(28923,28930) = 31 × 311 × 3111 × 21 × 51 × 111 × 2631
LCM(28923,28930) = 836742390