What is the Least Common Multiple of 70850 and 70860?

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 70850 and 70860 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70850 and 70860, than apply into the LCM equation.

GCF(70850,70860) = 10
LCM(70850,70860) = ( 70850 × 70860) / 10
LCM(70850,70860) = 5020431000 / 10
LCM(70850,70860) = 502043100

Least Common Multiple (LCM) of 70850 and 70860 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70850 and 70860. First we will calculate the prime factors of 70850 and 70860.

Prime Factorization of 70850

Prime Factorization of 70860

Now multiplying the highest exponent prime factors to calculate the LCM of 70850 and 70860.

LCM(70850,70860) = 2² × 5² × 13¹ × 109¹ × 3¹ × 1181¹
LCM(70850,70860) = 502043100