GCF and LCM Calculator Logo

What is the Least Common Multiple of 40786 and 40791?

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 40786 and 40791 is 1663701726.

LCM(40786,40791) = 1663701726

LCM Calculator and
and

Least Common Multiple of 40786 and 40791 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40786 and 40791, than apply into the LCM equation.

GCF(40786,40791) = 1
LCM(40786,40791) = ( 40786 × 40791) / 1
LCM(40786,40791) = 1663701726 / 1
LCM(40786,40791) = 1663701726

Least Common Multiple (LCM) of 40786 and 40791 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40786 and 40791. First we will calculate the prime factors of 40786 and 40791.

Prime Factorization of 40786

Prime factors of 40786 are 2, 20393. Prime factorization of 40786 in exponential form is:

40786 = 21 × 203931

Prime Factorization of 40791

Prime factors of 40791 are 3, 13597. Prime factorization of 40791 in exponential form is:

40791 = 31 × 135971

Now multiplying the highest exponent prime factors to calculate the LCM of 40786 and 40791.

LCM(40786,40791) = 21 × 203931 × 31 × 135971
LCM(40786,40791) = 1663701726