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What is the Least Common Multiple of 65217 and 65228?

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 65217 and 65228 is 4253974476.

LCM(65217,65228) = 4253974476

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Least Common Multiple of 65217 and 65228 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65217 and 65228, than apply into the LCM equation.

GCF(65217,65228) = 1
LCM(65217,65228) = ( 65217 × 65228) / 1
LCM(65217,65228) = 4253974476 / 1
LCM(65217,65228) = 4253974476

Least Common Multiple (LCM) of 65217 and 65228 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65217 and 65228. First we will calculate the prime factors of 65217 and 65228.

Prime Factorization of 65217

Prime factors of 65217 are 3, 21739. Prime factorization of 65217 in exponential form is:

65217 = 31 × 217391

Prime Factorization of 65228

Prime factors of 65228 are 2, 23, 709. Prime factorization of 65228 in exponential form is:

65228 = 22 × 231 × 7091

Now multiplying the highest exponent prime factors to calculate the LCM of 65217 and 65228.

LCM(65217,65228) = 31 × 217391 × 22 × 231 × 7091
LCM(65217,65228) = 4253974476