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What is the Least Common Multiple of 45426 and 45442?

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 45426 and 45442 is 1032124146.

LCM(45426,45442) = 1032124146

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Least Common Multiple of 45426 and 45442 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45426 and 45442, than apply into the LCM equation.

GCF(45426,45442) = 2
LCM(45426,45442) = ( 45426 × 45442) / 2
LCM(45426,45442) = 2064248292 / 2
LCM(45426,45442) = 1032124146

Least Common Multiple (LCM) of 45426 and 45442 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45426 and 45442. First we will calculate the prime factors of 45426 and 45442.

Prime Factorization of 45426

Prime factors of 45426 are 2, 3, 67, 113. Prime factorization of 45426 in exponential form is:

45426 = 21 × 31 × 671 × 1131

Prime Factorization of 45442

Prime factors of 45442 are 2, 22721. Prime factorization of 45442 in exponential form is:

45442 = 21 × 227211

Now multiplying the highest exponent prime factors to calculate the LCM of 45426 and 45442.

LCM(45426,45442) = 21 × 31 × 671 × 1131 × 227211
LCM(45426,45442) = 1032124146