What is the Least Common Multiple of 70485 and 70503?

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 70485 and 70503 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70485 and 70503, than apply into the LCM equation.

GCF(70485,70503) = 3
LCM(70485,70503) = ( 70485 × 70503) / 3
LCM(70485,70503) = 4969403955 / 3
LCM(70485,70503) = 1656467985

Least Common Multiple (LCM) of 70485 and 70503 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70485 and 70503. First we will calculate the prime factors of 70485 and 70503.

Prime Factorization of 70485

Prime Factorization of 70503

Now multiplying the highest exponent prime factors to calculate the LCM of 70485 and 70503.

LCM(70485,70503) = 3¹ × 5¹ × 37¹ × 127¹ × 71¹ × 331¹
LCM(70485,70503) = 1656467985