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What is the Least Common Multiple of 1469 and 1473?

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 1469 and 1473 is 2163837.

LCM(1469,1473) = 2163837

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Least Common Multiple of 1469 and 1473 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1469 and 1473, than apply into the LCM equation.

GCF(1469,1473) = 1
LCM(1469,1473) = ( 1469 × 1473) / 1
LCM(1469,1473) = 2163837 / 1
LCM(1469,1473) = 2163837

Least Common Multiple (LCM) of 1469 and 1473 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1469 and 1473. First we will calculate the prime factors of 1469 and 1473.

Prime Factorization of 1469

Prime factors of 1469 are 13, 113. Prime factorization of 1469 in exponential form is:

1469 = 131 × 1131

Prime Factorization of 1473

Prime factors of 1473 are 3, 491. Prime factorization of 1473 in exponential form is:

1473 = 31 × 4911

Now multiplying the highest exponent prime factors to calculate the LCM of 1469 and 1473.

LCM(1469,1473) = 131 × 1131 × 31 × 4911
LCM(1469,1473) = 2163837