What is the Least Common Multiple of 4747 and 4757?

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 4747 and 4757 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4747 and 4757, than apply into the LCM equation.

GCF(4747,4757) = 1
LCM(4747,4757) = ( 4747 × 4757) / 1
LCM(4747,4757) = 22581479 / 1
LCM(4747,4757) = 22581479

Least Common Multiple (LCM) of 4747 and 4757 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4747 and 4757. First we will calculate the prime factors of 4747 and 4757.

Prime Factorization of 4747

Prime Factorization of 4757

Now multiplying the highest exponent prime factors to calculate the LCM of 4747 and 4757.

LCM(4747,4757) = 47¹ × 101¹ × 67¹ × 71¹
LCM(4747,4757) = 22581479