What is the Least Common Multiple of 83140 and 83147?

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 83140 and 83147 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 83140 and 83147, than apply into the LCM equation.

GCF(83140,83147) = 1
LCM(83140,83147) = ( 83140 × 83147) / 1
LCM(83140,83147) = 6912841580 / 1
LCM(83140,83147) = 6912841580

Least Common Multiple (LCM) of 83140 and 83147 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 83140 and 83147. First we will calculate the prime factors of 83140 and 83147.

Prime Factorization of 83140

Prime Factorization of 83147

Now multiplying the highest exponent prime factors to calculate the LCM of 83140 and 83147.

LCM(83140,83147) = 2² × 5¹ × 4157¹ × 17¹ × 67¹ × 73¹
LCM(83140,83147) = 6912841580