# What is the Least Common Multiple of 53 and 71?

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 53 and 71 is 3763.

LCM(53,71) = 3763

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## Least Common Multiple of 53 and 71 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 53 and 71, than apply into the LCM equation.

GCF(53,71) = 1
LCM(53,71) = ( 53 × 71) / 1
LCM(53,71) = 3763 / 1
LCM(53,71) = 3763

## Least Common Multiple (LCM) of 53 and 71 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 53 and 71. First we will calculate the prime factors of 53 and 71.

### Prime Factorization of 53

Prime factors of 53 are 53. Prime factorization of 53 in exponential form is:

53 = 531

### Prime Factorization of 71

Prime factors of 71 are 71. Prime factorization of 71 in exponential form is:

71 = 711

Now multiplying the highest exponent prime factors to calculate the LCM of 53 and 71.

LCM(53,71) = 531 × 711
LCM(53,71) = 3763