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What is the Least Common Multiple of 45930 and 45946?

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 45930 and 45946 is 1055149890.

LCM(45930,45946) = 1055149890

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Least Common Multiple of 45930 and 45946 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45930 and 45946, than apply into the LCM equation.

GCF(45930,45946) = 2
LCM(45930,45946) = ( 45930 × 45946) / 2
LCM(45930,45946) = 2110299780 / 2
LCM(45930,45946) = 1055149890

Least Common Multiple (LCM) of 45930 and 45946 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45930 and 45946. First we will calculate the prime factors of 45930 and 45946.

Prime Factorization of 45930

Prime factors of 45930 are 2, 3, 5, 1531. Prime factorization of 45930 in exponential form is:

45930 = 21 × 31 × 51 × 15311

Prime Factorization of 45946

Prime factors of 45946 are 2, 22973. Prime factorization of 45946 in exponential form is:

45946 = 21 × 229731

Now multiplying the highest exponent prime factors to calculate the LCM of 45930 and 45946.

LCM(45930,45946) = 21 × 31 × 51 × 15311 × 229731
LCM(45930,45946) = 1055149890