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What is the Least Common Multiple of 1033 and 1043?

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 1033 and 1043 is 1077419.

LCM(1033,1043) = 1077419

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Least Common Multiple of 1033 and 1043 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1033 and 1043, than apply into the LCM equation.

GCF(1033,1043) = 1
LCM(1033,1043) = ( 1033 × 1043) / 1
LCM(1033,1043) = 1077419 / 1
LCM(1033,1043) = 1077419

Least Common Multiple (LCM) of 1033 and 1043 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1033 and 1043. First we will calculate the prime factors of 1033 and 1043.

Prime Factorization of 1033

Prime factors of 1033 are 1033. Prime factorization of 1033 in exponential form is:

1033 = 10331

Prime Factorization of 1043

Prime factors of 1043 are 7, 149. Prime factorization of 1043 in exponential form is:

1043 = 71 × 1491

Now multiplying the highest exponent prime factors to calculate the LCM of 1033 and 1043.

LCM(1033,1043) = 10331 × 71 × 1491
LCM(1033,1043) = 1077419