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What is the Least Common Multiple of 29440 and 29446?

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 29440 and 29446 is 433445120.

LCM(29440,29446) = 433445120

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Least Common Multiple of 29440 and 29446 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 29440 and 29446, than apply into the LCM equation.

GCF(29440,29446) = 2
LCM(29440,29446) = ( 29440 × 29446) / 2
LCM(29440,29446) = 866890240 / 2
LCM(29440,29446) = 433445120

Least Common Multiple (LCM) of 29440 and 29446 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 29440 and 29446. First we will calculate the prime factors of 29440 and 29446.

Prime Factorization of 29440

Prime factors of 29440 are 2, 5, 23. Prime factorization of 29440 in exponential form is:

29440 = 28 × 51 × 231

Prime Factorization of 29446

Prime factors of 29446 are 2, 14723. Prime factorization of 29446 in exponential form is:

29446 = 21 × 147231

Now multiplying the highest exponent prime factors to calculate the LCM of 29440 and 29446.

LCM(29440,29446) = 28 × 51 × 231 × 147231
LCM(29440,29446) = 433445120