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What is the Least Common Multiple of 52780 and 52792?

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 52780 and 52792 is 696590440.

LCM(52780,52792) = 696590440

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Least Common Multiple of 52780 and 52792 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 52780 and 52792, than apply into the LCM equation.

GCF(52780,52792) = 4
LCM(52780,52792) = ( 52780 × 52792) / 4
LCM(52780,52792) = 2786361760 / 4
LCM(52780,52792) = 696590440

Least Common Multiple (LCM) of 52780 and 52792 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 52780 and 52792. First we will calculate the prime factors of 52780 and 52792.

Prime Factorization of 52780

Prime factors of 52780 are 2, 5, 7, 13, 29. Prime factorization of 52780 in exponential form is:

52780 = 22 × 51 × 71 × 131 × 291

Prime Factorization of 52792

Prime factors of 52792 are 2, 6599. Prime factorization of 52792 in exponential form is:

52792 = 23 × 65991

Now multiplying the highest exponent prime factors to calculate the LCM of 52780 and 52792.

LCM(52780,52792) = 23 × 51 × 71 × 131 × 291 × 65991
LCM(52780,52792) = 696590440