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What is the Least Common Multiple of 40313 and 40330?

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 40313 and 40330 is 1625823290.

LCM(40313,40330) = 1625823290

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Least Common Multiple of 40313 and 40330 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40313 and 40330, than apply into the LCM equation.

GCF(40313,40330) = 1
LCM(40313,40330) = ( 40313 × 40330) / 1
LCM(40313,40330) = 1625823290 / 1
LCM(40313,40330) = 1625823290

Least Common Multiple (LCM) of 40313 and 40330 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40313 and 40330. First we will calculate the prime factors of 40313 and 40330.

Prime Factorization of 40313

Prime factors of 40313 are 7, 13, 443. Prime factorization of 40313 in exponential form is:

40313 = 71 × 131 × 4431

Prime Factorization of 40330

Prime factors of 40330 are 2, 5, 37, 109. Prime factorization of 40330 in exponential form is:

40330 = 21 × 51 × 371 × 1091

Now multiplying the highest exponent prime factors to calculate the LCM of 40313 and 40330.

LCM(40313,40330) = 71 × 131 × 4431 × 21 × 51 × 371 × 1091
LCM(40313,40330) = 1625823290