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What is the Least Common Multiple of 64397 and 64416?

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 64397 and 64416 is 4148197152.

LCM(64397,64416) = 4148197152

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Least Common Multiple of 64397 and 64416 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64397 and 64416, than apply into the LCM equation.

GCF(64397,64416) = 1
LCM(64397,64416) = ( 64397 × 64416) / 1
LCM(64397,64416) = 4148197152 / 1
LCM(64397,64416) = 4148197152

Least Common Multiple (LCM) of 64397 and 64416 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64397 and 64416. First we will calculate the prime factors of 64397 and 64416.

Prime Factorization of 64397

Prime factors of 64397 are 71, 907. Prime factorization of 64397 in exponential form is:

64397 = 711 × 9071

Prime Factorization of 64416

Prime factors of 64416 are 2, 3, 11, 61. Prime factorization of 64416 in exponential form is:

64416 = 25 × 31 × 111 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 64397 and 64416.

LCM(64397,64416) = 711 × 9071 × 25 × 31 × 111 × 611
LCM(64397,64416) = 4148197152