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What is the Least Common Multiple of 51436 and 51452?

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 51436 and 51452 is 661621268.

LCM(51436,51452) = 661621268

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Least Common Multiple of 51436 and 51452 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51436 and 51452, than apply into the LCM equation.

GCF(51436,51452) = 4
LCM(51436,51452) = ( 51436 × 51452) / 4
LCM(51436,51452) = 2646485072 / 4
LCM(51436,51452) = 661621268

Least Common Multiple (LCM) of 51436 and 51452 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51436 and 51452. First we will calculate the prime factors of 51436 and 51452.

Prime Factorization of 51436

Prime factors of 51436 are 2, 7, 11, 167. Prime factorization of 51436 in exponential form is:

51436 = 22 × 71 × 111 × 1671

Prime Factorization of 51452

Prime factors of 51452 are 2, 19, 677. Prime factorization of 51452 in exponential form is:

51452 = 22 × 191 × 6771

Now multiplying the highest exponent prime factors to calculate the LCM of 51436 and 51452.

LCM(51436,51452) = 22 × 71 × 111 × 1671 × 191 × 6771
LCM(51436,51452) = 661621268