What is the Least Common Multiple of 75620 and 75635?

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 75620 and 75635 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75620 and 75635, than apply into the LCM equation.

GCF(75620,75635) = 5
LCM(75620,75635) = ( 75620 × 75635) / 5
LCM(75620,75635) = 5719518700 / 5
LCM(75620,75635) = 1143903740

Least Common Multiple (LCM) of 75620 and 75635 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75620 and 75635. First we will calculate the prime factors of 75620 and 75635.

Prime Factorization of 75620

Prime Factorization of 75635

Now multiplying the highest exponent prime factors to calculate the LCM of 75620 and 75635.

LCM(75620,75635) = 2² × 5¹ × 19¹ × 199¹ × 7¹ × 2161¹
LCM(75620,75635) = 1143903740