What is the Least Common Multiple of 42697 and 42713?

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 42697 and 42713 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 42697 and 42713, than apply into the LCM equation.

GCF(42697,42713) = 1
LCM(42697,42713) = ( 42697 × 42713) / 1
LCM(42697,42713) = 1823716961 / 1
LCM(42697,42713) = 1823716961

Least Common Multiple (LCM) of 42697 and 42713 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 42697 and 42713. First we will calculate the prime factors of 42697 and 42713.

Prime Factorization of 42697

Prime Factorization of 42713

Now multiplying the highest exponent prime factors to calculate the LCM of 42697 and 42713.

LCM(42697,42713) = 42697¹ × 11² × 353¹
LCM(42697,42713) = 1823716961