What is the Least Common Multiple of 75100 and 75105?

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 75100 and 75105 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75100 and 75105, than apply into the LCM equation.

GCF(75100,75105) = 5
LCM(75100,75105) = ( 75100 × 75105) / 5
LCM(75100,75105) = 5640385500 / 5
LCM(75100,75105) = 1128077100

Least Common Multiple (LCM) of 75100 and 75105 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75100 and 75105. First we will calculate the prime factors of 75100 and 75105.

Prime Factorization of 75100

Prime Factorization of 75105

Now multiplying the highest exponent prime factors to calculate the LCM of 75100 and 75105.

LCM(75100,75105) = 2² × 5² × 751¹ × 3² × 1669¹
LCM(75100,75105) = 1128077100