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What is the Least Common Multiple of 64496 and 64515?

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 64496 and 64515 is 4160959440.

LCM(64496,64515) = 4160959440

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Least Common Multiple of 64496 and 64515 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64496 and 64515, than apply into the LCM equation.

GCF(64496,64515) = 1
LCM(64496,64515) = ( 64496 × 64515) / 1
LCM(64496,64515) = 4160959440 / 1
LCM(64496,64515) = 4160959440

Least Common Multiple (LCM) of 64496 and 64515 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64496 and 64515. First we will calculate the prime factors of 64496 and 64515.

Prime Factorization of 64496

Prime factors of 64496 are 2, 29, 139. Prime factorization of 64496 in exponential form is:

64496 = 24 × 291 × 1391

Prime Factorization of 64515

Prime factors of 64515 are 3, 5, 11, 17, 23. Prime factorization of 64515 in exponential form is:

64515 = 31 × 51 × 111 × 171 × 231

Now multiplying the highest exponent prime factors to calculate the LCM of 64496 and 64515.

LCM(64496,64515) = 24 × 291 × 1391 × 31 × 51 × 111 × 171 × 231
LCM(64496,64515) = 4160959440