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What is the Least Common Multiple of 47490 and 47504?

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 (LCM) of 47490 and 47504 is 1127982480.

LCM(47490,47504) = 1127982480

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Least Common Multiple of 47490 and 47504 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47490 and 47504, than apply into the LCM equation.

GCF(47490,47504) = 2
LCM(47490,47504) = ( 47490 × 47504) / 2
LCM(47490,47504) = 2255964960 / 2
LCM(47490,47504) = 1127982480

Least Common Multiple (LCM) of 47490 and 47504 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47490 and 47504. First we will calculate the prime factors of 47490 and 47504.

Prime Factorization of 47490

Prime factors of 47490 are 2, 3, 5, 1583. Prime factorization of 47490 in exponential form is:

47490 = 21 × 31 × 51 × 15831

Prime Factorization of 47504

Prime factors of 47504 are 2, 2969. Prime factorization of 47504 in exponential form is:

47504 = 24 × 29691

Now multiplying the highest exponent prime factors to calculate the LCM of 47490 and 47504.

LCM(47490,47504) = 24 × 31 × 51 × 15831 × 29691
LCM(47490,47504) = 1127982480