GCF and LCM Calculator Logo

What is the Least Common Multiple of 40451 and 40469?

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 40451 and 40469 is 1637011519.

LCM(40451,40469) = 1637011519

LCM Calculator and
and

Least Common Multiple of 40451 and 40469 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40451 and 40469, than apply into the LCM equation.

GCF(40451,40469) = 1
LCM(40451,40469) = ( 40451 × 40469) / 1
LCM(40451,40469) = 1637011519 / 1
LCM(40451,40469) = 1637011519

Least Common Multiple (LCM) of 40451 and 40469 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40451 and 40469. First we will calculate the prime factors of 40451 and 40469.

Prime Factorization of 40451

Prime factors of 40451 are 19, 2129. Prime factorization of 40451 in exponential form is:

40451 = 191 × 21291

Prime Factorization of 40469

Prime factors of 40469 are 11, 13, 283. Prime factorization of 40469 in exponential form is:

40469 = 111 × 131 × 2831

Now multiplying the highest exponent prime factors to calculate the LCM of 40451 and 40469.

LCM(40451,40469) = 191 × 21291 × 111 × 131 × 2831
LCM(40451,40469) = 1637011519