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What is the Least Common Multiple of 693 and 704?

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 693 and 704 is 44352.

LCM(693,704) = 44352

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Least Common Multiple of 693 and 704 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 693 and 704, than apply into the LCM equation.

GCF(693,704) = 11
LCM(693,704) = ( 693 × 704) / 11
LCM(693,704) = 487872 / 11
LCM(693,704) = 44352

Least Common Multiple (LCM) of 693 and 704 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 693 and 704. First we will calculate the prime factors of 693 and 704.

Prime Factorization of 693

Prime factors of 693 are 3, 7, 11. Prime factorization of 693 in exponential form is:

693 = 32 × 71 × 111

Prime Factorization of 704

Prime factors of 704 are 2, 11. Prime factorization of 704 in exponential form is:

704 = 26 × 111

Now multiplying the highest exponent prime factors to calculate the LCM of 693 and 704.

LCM(693,704) = 32 × 71 × 111 × 26
LCM(693,704) = 44352