What is the Least Common Multiple of 70578 and 70583?

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 70578 and 70583 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 70578 and 70583, than apply into the LCM equation.

GCF(70578,70583) = 1
LCM(70578,70583) = ( 70578 × 70583) / 1
LCM(70578,70583) = 4981606974 / 1
LCM(70578,70583) = 4981606974

Least Common Multiple (LCM) of 70578 and 70583 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 70578 and 70583. First we will calculate the prime factors of 70578 and 70583.

Prime Factorization of 70578

Prime Factorization of 70583

Now multiplying the highest exponent prime factors to calculate the LCM of 70578 and 70583.

LCM(70578,70583) = 2¹ × 3³ × 1307¹ × 70583¹
LCM(70578,70583) = 4981606974