What is the Least Common Multiple of 8407 and 8411?

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 8407 and 8411 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8407 and 8411, than apply into the LCM equation.

GCF(8407,8411) = 1
LCM(8407,8411) = ( 8407 × 8411) / 1
LCM(8407,8411) = 70711277 / 1
LCM(8407,8411) = 70711277

Least Common Multiple (LCM) of 8407 and 8411 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8407 and 8411. First we will calculate the prime factors of 8407 and 8411.

Prime Factorization of 8407

Prime Factorization of 8411

Now multiplying the highest exponent prime factors to calculate the LCM of 8407 and 8411.

LCM(8407,8411) = 7¹ × 1201¹ × 13¹ × 647¹
LCM(8407,8411) = 70711277