What is the Least Common Multiple of 10070 and 10085?

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 10070 and 10085 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10070 and 10085, than apply into the LCM equation.

GCF(10070,10085) = 5
LCM(10070,10085) = ( 10070 × 10085) / 5
LCM(10070,10085) = 101555950 / 5
LCM(10070,10085) = 20311190

Least Common Multiple (LCM) of 10070 and 10085 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10070 and 10085. First we will calculate the prime factors of 10070 and 10085.

Prime Factorization of 10070

Prime Factorization of 10085

Now multiplying the highest exponent prime factors to calculate the LCM of 10070 and 10085.

LCM(10070,10085) = 2¹ × 5¹ × 19¹ × 53¹ × 2017¹
LCM(10070,10085) = 20311190