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What is the Least Common Multiple of 6457 and 6475?

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 6457 and 6475 is 41809075.

LCM(6457,6475) = 41809075

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Least Common Multiple of 6457 and 6475 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6457 and 6475, than apply into the LCM equation.

GCF(6457,6475) = 1
LCM(6457,6475) = ( 6457 × 6475) / 1
LCM(6457,6475) = 41809075 / 1
LCM(6457,6475) = 41809075

Least Common Multiple (LCM) of 6457 and 6475 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6457 and 6475. First we will calculate the prime factors of 6457 and 6475.

Prime Factorization of 6457

Prime factors of 6457 are 11, 587. Prime factorization of 6457 in exponential form is:

6457 = 111 × 5871

Prime Factorization of 6475

Prime factors of 6475 are 5, 7, 37. Prime factorization of 6475 in exponential form is:

6475 = 52 × 71 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 6457 and 6475.

LCM(6457,6475) = 111 × 5871 × 52 × 71 × 371
LCM(6457,6475) = 41809075