What is the Least Common Multiple of 61238 and 61247?

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 61238 and 61247 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61238 and 61247, than apply into the LCM equation.

GCF(61238,61247) = 1
LCM(61238,61247) = ( 61238 × 61247) / 1
LCM(61238,61247) = 3750643786 / 1
LCM(61238,61247) = 3750643786

Least Common Multiple (LCM) of 61238 and 61247 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61238 and 61247. First we will calculate the prime factors of 61238 and 61247.

Prime Factorization of 61238

Prime Factorization of 61247

Now multiplying the highest exponent prime factors to calculate the LCM of 61238 and 61247.

LCM(61238,61247) = 2¹ × 67¹ × 457¹ × 73¹ × 839¹
LCM(61238,61247) = 3750643786