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What is the Least Common Multiple of 40885 and 40900?

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 40885 and 40900 is 334439300.

LCM(40885,40900) = 334439300

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Least Common Multiple of 40885 and 40900 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40885 and 40900, than apply into the LCM equation.

GCF(40885,40900) = 5
LCM(40885,40900) = ( 40885 × 40900) / 5
LCM(40885,40900) = 1672196500 / 5
LCM(40885,40900) = 334439300

Least Common Multiple (LCM) of 40885 and 40900 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40885 and 40900. First we will calculate the prime factors of 40885 and 40900.

Prime Factorization of 40885

Prime factors of 40885 are 5, 13, 17, 37. Prime factorization of 40885 in exponential form is:

40885 = 51 × 131 × 171 × 371

Prime Factorization of 40900

Prime factors of 40900 are 2, 5, 409. Prime factorization of 40900 in exponential form is:

40900 = 22 × 52 × 4091

Now multiplying the highest exponent prime factors to calculate the LCM of 40885 and 40900.

LCM(40885,40900) = 52 × 131 × 171 × 371 × 22 × 4091
LCM(40885,40900) = 334439300