What is the Least Common Multiple of 8455 and 8462?

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 8455 and 8462 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8455 and 8462, than apply into the LCM equation.

GCF(8455,8462) = 1
LCM(8455,8462) = ( 8455 × 8462) / 1
LCM(8455,8462) = 71546210 / 1
LCM(8455,8462) = 71546210

Least Common Multiple (LCM) of 8455 and 8462 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8455 and 8462. First we will calculate the prime factors of 8455 and 8462.

Prime Factorization of 8455

Prime Factorization of 8462

Now multiplying the highest exponent prime factors to calculate the LCM of 8455 and 8462.

LCM(8455,8462) = 5¹ × 19¹ × 89¹ × 2¹ × 4231¹
LCM(8455,8462) = 71546210