What is the Least Common Multiple of 72257 and 72269?

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 72257 and 72269 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72257 and 72269, than apply into the LCM equation.

GCF(72257,72269) = 1
LCM(72257,72269) = ( 72257 × 72269) / 1
LCM(72257,72269) = 5221941133 / 1
LCM(72257,72269) = 5221941133

Least Common Multiple (LCM) of 72257 and 72269 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72257 and 72269. First we will calculate the prime factors of 72257 and 72269.

Prime Factorization of 72257

Prime Factorization of 72269

Now multiplying the highest exponent prime factors to calculate the LCM of 72257 and 72269.

LCM(72257,72269) = 19¹ × 3803¹ × 72269¹
LCM(72257,72269) = 5221941133