What is the Least Common Multiple of 97140 and 97156?

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 97140 and 97156 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 97140 and 97156, than apply into the LCM equation.

GCF(97140,97156) = 4
LCM(97140,97156) = ( 97140 × 97156) / 4
LCM(97140,97156) = 9437733840 / 4
LCM(97140,97156) = 2359433460

Least Common Multiple (LCM) of 97140 and 97156 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 97140 and 97156. First we will calculate the prime factors of 97140 and 97156.

Prime Factorization of 97140

Prime Factorization of 97156

Now multiplying the highest exponent prime factors to calculate the LCM of 97140 and 97156.

LCM(97140,97156) = 2² × 3¹ × 5¹ × 1619¹ × 107¹ × 227¹
LCM(97140,97156) = 2359433460