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What is the Least Common Multiple of 64536 and 64553?

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 64536 and 64553 is 4165992408.

LCM(64536,64553) = 4165992408

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Least Common Multiple of 64536 and 64553 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64536 and 64553, than apply into the LCM equation.

GCF(64536,64553) = 1
LCM(64536,64553) = ( 64536 × 64553) / 1
LCM(64536,64553) = 4165992408 / 1
LCM(64536,64553) = 4165992408

Least Common Multiple (LCM) of 64536 and 64553 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64536 and 64553. First we will calculate the prime factors of 64536 and 64553.

Prime Factorization of 64536

Prime factors of 64536 are 2, 3, 2689. Prime factorization of 64536 in exponential form is:

64536 = 23 × 31 × 26891

Prime Factorization of 64553

Prime factors of 64553 are 64553. Prime factorization of 64553 in exponential form is:

64553 = 645531

Now multiplying the highest exponent prime factors to calculate the LCM of 64536 and 64553.

LCM(64536,64553) = 23 × 31 × 26891 × 645531
LCM(64536,64553) = 4165992408