What is the Least Common Multiple of 53661 and 53681?

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 53661 and 53681 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53661 and 53681, than apply into the LCM equation.

GCF(53661,53681) = 1
LCM(53661,53681) = ( 53661 × 53681) / 1
LCM(53661,53681) = 2880576141 / 1
LCM(53661,53681) = 2880576141

Least Common Multiple (LCM) of 53661 and 53681 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53661 and 53681. First we will calculate the prime factors of 53661 and 53681.

Prime Factorization of 53661

Prime Factorization of 53681

Now multiplying the highest exponent prime factors to calculate the LCM of 53661 and 53681.

LCM(53661,53681) = 3¹ × 31¹ × 577¹ × 53681¹
LCM(53661,53681) = 2880576141