GCF and LCM Calculator Logo

What is the Least Common Multiple of 40074 and 40087?

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 40074 and 40087 is 1606446438.

LCM(40074,40087) = 1606446438

LCM Calculator and
and

Least Common Multiple of 40074 and 40087 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40074 and 40087, than apply into the LCM equation.

GCF(40074,40087) = 1
LCM(40074,40087) = ( 40074 × 40087) / 1
LCM(40074,40087) = 1606446438 / 1
LCM(40074,40087) = 1606446438

Least Common Multiple (LCM) of 40074 and 40087 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40074 and 40087. First we will calculate the prime factors of 40074 and 40087.

Prime Factorization of 40074

Prime factors of 40074 are 2, 3, 6679. Prime factorization of 40074 in exponential form is:

40074 = 21 × 31 × 66791

Prime Factorization of 40087

Prime factors of 40087 are 40087. Prime factorization of 40087 in exponential form is:

40087 = 400871

Now multiplying the highest exponent prime factors to calculate the LCM of 40074 and 40087.

LCM(40074,40087) = 21 × 31 × 66791 × 400871
LCM(40074,40087) = 1606446438