What is the Least Common Multiple of 40117 and 40121?

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 40117 and 40121 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40117 and 40121, than apply into the LCM equation.

GCF(40117,40121) = 1
LCM(40117,40121) = ( 40117 × 40121) / 1
LCM(40117,40121) = 1609534157 / 1
LCM(40117,40121) = 1609534157

Least Common Multiple (LCM) of 40117 and 40121 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40117 and 40121. First we will calculate the prime factors of 40117 and 40121.

Prime Factorization of 40117

Prime Factorization of 40121

Now multiplying the highest exponent prime factors to calculate the LCM of 40117 and 40121.

LCM(40117,40121) = 7¹ × 11¹ × 521¹ × 53¹ × 757¹
LCM(40117,40121) = 1609534157