What is the Least Common Multiple of 72257 and 72263?

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 72263 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 72263, than apply into the LCM equation.

GCF(72257,72263) = 1
LCM(72257,72263) = ( 72257 × 72263) / 1
LCM(72257,72263) = 5221507591 / 1
LCM(72257,72263) = 5221507591

Least Common Multiple (LCM) of 72257 and 72263 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72257 and 72263. First we will calculate the prime factors of 72257 and 72263.

Prime Factorization of 72257

Prime Factorization of 72263

Now multiplying the highest exponent prime factors to calculate the LCM of 72257 and 72263.

LCM(72257,72263) = 19¹ × 3803¹ × 127¹ × 569¹
LCM(72257,72263) = 5221507591