What is the Least Common Multiple of 5638 and 5651?

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 5638 and 5651 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5638 and 5651, than apply into the LCM equation.

GCF(5638,5651) = 1
LCM(5638,5651) = ( 5638 × 5651) / 1
LCM(5638,5651) = 31860338 / 1
LCM(5638,5651) = 31860338

Least Common Multiple (LCM) of 5638 and 5651 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5638 and 5651. First we will calculate the prime factors of 5638 and 5651.

Prime Factorization of 5638

Prime Factorization of 5651

Now multiplying the highest exponent prime factors to calculate the LCM of 5638 and 5651.

LCM(5638,5651) = 2¹ × 2819¹ × 5651¹
LCM(5638,5651) = 31860338