What is the Least Common Multiple of 86861 and 86869?

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 86861 and 86869 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 86861 and 86869, than apply into the LCM equation.

GCF(86861,86869) = 1
LCM(86861,86869) = ( 86861 × 86869) / 1
LCM(86861,86869) = 7545528209 / 1
LCM(86861,86869) = 7545528209

Least Common Multiple (LCM) of 86861 and 86869 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 86861 and 86869. First we will calculate the prime factors of 86861 and 86869.

Prime Factorization of 86861

Prime Factorization of 86869

Now multiplying the highest exponent prime factors to calculate the LCM of 86861 and 86869.

LCM(86861,86869) = 86861¹ × 86869¹
LCM(86861,86869) = 7545528209