What is the Least Common Multiple of 71738 and 71747?

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 71738 and 71747 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 71738 and 71747, than apply into the LCM equation.

GCF(71738,71747) = 1
LCM(71738,71747) = ( 71738 × 71747) / 1
LCM(71738,71747) = 5146986286 / 1
LCM(71738,71747) = 5146986286

Least Common Multiple (LCM) of 71738 and 71747 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 71738 and 71747. First we will calculate the prime factors of 71738 and 71747.

Prime Factorization of 71738

Prime Factorization of 71747

Now multiplying the highest exponent prime factors to calculate the LCM of 71738 and 71747.

LCM(71738,71747) = 2¹ × 35869¹ × 13¹ × 5519¹
LCM(71738,71747) = 5146986286