What is the Least Common Multiple of 84391 and 84402?

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 84391 and 84402 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84391 and 84402, than apply into the LCM equation.

GCF(84391,84402) = 1
LCM(84391,84402) = ( 84391 × 84402) / 1
LCM(84391,84402) = 7122769182 / 1
LCM(84391,84402) = 7122769182

Least Common Multiple (LCM) of 84391 and 84402 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84391 and 84402. First we will calculate the prime factors of 84391 and 84402.

Prime Factorization of 84391

Prime Factorization of 84402

Now multiplying the highest exponent prime factors to calculate the LCM of 84391 and 84402.

LCM(84391,84402) = 84391¹ × 2¹ × 3⁴ × 521¹
LCM(84391,84402) = 7122769182