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What is the Least Common Multiple of 65399 and 65406?

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 65399 and 65406 is 4277486994.

LCM(65399,65406) = 4277486994

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Least Common Multiple of 65399 and 65406 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65399 and 65406, than apply into the LCM equation.

GCF(65399,65406) = 1
LCM(65399,65406) = ( 65399 × 65406) / 1
LCM(65399,65406) = 4277486994 / 1
LCM(65399,65406) = 4277486994

Least Common Multiple (LCM) of 65399 and 65406 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65399 and 65406. First we will calculate the prime factors of 65399 and 65406.

Prime Factorization of 65399

Prime factors of 65399 are 17, 3847. Prime factorization of 65399 in exponential form is:

65399 = 171 × 38471

Prime Factorization of 65406

Prime factors of 65406 are 2, 3, 11, 991. Prime factorization of 65406 in exponential form is:

65406 = 21 × 31 × 111 × 9911

Now multiplying the highest exponent prime factors to calculate the LCM of 65399 and 65406.

LCM(65399,65406) = 171 × 38471 × 21 × 31 × 111 × 9911
LCM(65399,65406) = 4277486994