What is the Least Common Multiple of 65261 and 65281?

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 65261 and 65281 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65261 and 65281, than apply into the LCM equation.

GCF(65261,65281) = 1
LCM(65261,65281) = ( 65261 × 65281) / 1
LCM(65261,65281) = 4260303341 / 1
LCM(65261,65281) = 4260303341

Least Common Multiple (LCM) of 65261 and 65281 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65261 and 65281. First we will calculate the prime factors of 65261 and 65281.

Prime Factorization of 65261

Prime Factorization of 65281

Now multiplying the highest exponent prime factors to calculate the LCM of 65261 and 65281.

LCM(65261,65281) = 7¹ × 9323¹ × 97¹ × 673¹
LCM(65261,65281) = 4260303341