What is the Least Common Multiple of 70172 and 70176?

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 70172 and 70176 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70172 and 70176, than apply into the LCM equation.

GCF(70172,70176) = 4
LCM(70172,70176) = ( 70172 × 70176) / 4
LCM(70172,70176) = 4924390272 / 4
LCM(70172,70176) = 1231097568

Least Common Multiple (LCM) of 70172 and 70176 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70172 and 70176. First we will calculate the prime factors of 70172 and 70176.

Prime Factorization of 70172

Prime Factorization of 70176

Now multiplying the highest exponent prime factors to calculate the LCM of 70172 and 70176.

LCM(70172,70176) = 2⁵ × 53¹ × 331¹ × 3¹ × 17¹ × 43¹
LCM(70172,70176) = 1231097568