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What is the Least Common Multiple of 1046 and 1053?

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 1046 and 1053 is 1101438.

LCM(1046,1053) = 1101438

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Least Common Multiple of 1046 and 1053 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1046 and 1053, than apply into the LCM equation.

GCF(1046,1053) = 1
LCM(1046,1053) = ( 1046 × 1053) / 1
LCM(1046,1053) = 1101438 / 1
LCM(1046,1053) = 1101438

Least Common Multiple (LCM) of 1046 and 1053 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1046 and 1053. First we will calculate the prime factors of 1046 and 1053.

Prime Factorization of 1046

Prime factors of 1046 are 2, 523. Prime factorization of 1046 in exponential form is:

1046 = 21 × 5231

Prime Factorization of 1053

Prime factors of 1053 are 3, 13. Prime factorization of 1053 in exponential form is:

1053 = 34 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 1046 and 1053.

LCM(1046,1053) = 21 × 5231 × 34 × 131
LCM(1046,1053) = 1101438