What is the Least Common Multiple of 12490 and 12508?

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 12490 and 12508 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12490 and 12508, than apply into the LCM equation.

GCF(12490,12508) = 2
LCM(12490,12508) = ( 12490 × 12508) / 2
LCM(12490,12508) = 156224920 / 2
LCM(12490,12508) = 78112460

Least Common Multiple (LCM) of 12490 and 12508 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12490 and 12508. First we will calculate the prime factors of 12490 and 12508.

Prime Factorization of 12490

Prime Factorization of 12508

Now multiplying the highest exponent prime factors to calculate the LCM of 12490 and 12508.

LCM(12490,12508) = 2² × 5¹ × 1249¹ × 53¹ × 59¹
LCM(12490,12508) = 78112460