What is the Least Common Multiple of 70391 and 70401?

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 70391 and 70401 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70391 and 70401, than apply into the LCM equation.

GCF(70391,70401) = 1
LCM(70391,70401) = ( 70391 × 70401) / 1
LCM(70391,70401) = 4955596791 / 1
LCM(70391,70401) = 4955596791

Least Common Multiple (LCM) of 70391 and 70401 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70391 and 70401. First we will calculate the prime factors of 70391 and 70401.

Prime Factorization of 70391

Prime Factorization of 70401

Now multiplying the highest exponent prime factors to calculate the LCM of 70391 and 70401.

LCM(70391,70401) = 43¹ × 1637¹ × 3¹ × 31¹ × 757¹
LCM(70391,70401) = 4955596791