What is the Least Common Multiple of 84742 and 84757?

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 84742 and 84757 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84742 and 84757, than apply into the LCM equation.

GCF(84742,84757) = 1
LCM(84742,84757) = ( 84742 × 84757) / 1
LCM(84742,84757) = 7182477694 / 1
LCM(84742,84757) = 7182477694

Least Common Multiple (LCM) of 84742 and 84757 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84742 and 84757. First we will calculate the prime factors of 84742 and 84757.

Prime Factorization of 84742

Prime Factorization of 84757

Now multiplying the highest exponent prime factors to calculate the LCM of 84742 and 84757.

LCM(84742,84757) = 2¹ × 7¹ × 6053¹ × 131¹ × 647¹
LCM(84742,84757) = 7182477694