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What is the Least Common Multiple of 45279 and 45290?

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 45279 and 45290 is 2050685910.

LCM(45279,45290) = 2050685910

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Least Common Multiple of 45279 and 45290 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 45279 and 45290, than apply into the LCM equation.

GCF(45279,45290) = 1
LCM(45279,45290) = ( 45279 × 45290) / 1
LCM(45279,45290) = 2050685910 / 1
LCM(45279,45290) = 2050685910

Least Common Multiple (LCM) of 45279 and 45290 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 45279 and 45290. First we will calculate the prime factors of 45279 and 45290.

Prime Factorization of 45279

Prime factors of 45279 are 3, 13, 43. Prime factorization of 45279 in exponential form is:

45279 = 34 × 131 × 431

Prime Factorization of 45290

Prime factors of 45290 are 2, 5, 7, 647. Prime factorization of 45290 in exponential form is:

45290 = 21 × 51 × 71 × 6471

Now multiplying the highest exponent prime factors to calculate the LCM of 45279 and 45290.

LCM(45279,45290) = 34 × 131 × 431 × 21 × 51 × 71 × 6471
LCM(45279,45290) = 2050685910