What is the Least Common Multiple of 73270 and 73285?

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 73270 and 73285 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 73270 and 73285, than apply into the LCM equation.

GCF(73270,73285) = 5
LCM(73270,73285) = ( 73270 × 73285) / 5
LCM(73270,73285) = 5369591950 / 5
LCM(73270,73285) = 1073918390

Least Common Multiple (LCM) of 73270 and 73285 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 73270 and 73285. First we will calculate the prime factors of 73270 and 73285.

Prime Factorization of 73270

Prime Factorization of 73285

Now multiplying the highest exponent prime factors to calculate the LCM of 73270 and 73285.

LCM(73270,73285) = 2¹ × 5¹ × 17¹ × 431¹ × 14657¹
LCM(73270,73285) = 1073918390