What is the Least Common Multiple of 40142 and 40159?

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 of 40142 and 40159 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40142 and 40159, than apply into the LCM equation.

GCF(40142,40159) = 1
LCM(40142,40159) = ( 40142 × 40159) / 1
LCM(40142,40159) = 1612062578 / 1
LCM(40142,40159) = 1612062578

Least Common Multiple (LCM) of 40142 and 40159 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40142 and 40159. First we will calculate the prime factors of 40142 and 40159.

Prime Factorization of 40142

Prime Factorization of 40159

Now multiplying the highest exponent prime factors to calculate the LCM of 40142 and 40159.

LCM(40142,40159) = 2¹ × 20071¹ × 7¹ × 5737¹
LCM(40142,40159) = 1612062578