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What is the Least Common Multiple of 65503 and 65522?

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 65503 and 65522 is 4291887566.

LCM(65503,65522) = 4291887566

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Least Common Multiple of 65503 and 65522 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65503 and 65522, than apply into the LCM equation.

GCF(65503,65522) = 1
LCM(65503,65522) = ( 65503 × 65522) / 1
LCM(65503,65522) = 4291887566 / 1
LCM(65503,65522) = 4291887566

Least Common Multiple (LCM) of 65503 and 65522 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65503 and 65522. First we will calculate the prime factors of 65503 and 65522.

Prime Factorization of 65503

Prime factors of 65503 are 31, 2113. Prime factorization of 65503 in exponential form is:

65503 = 311 × 21131

Prime Factorization of 65522

Prime factors of 65522 are 2, 181. Prime factorization of 65522 in exponential form is:

65522 = 21 × 1812

Now multiplying the highest exponent prime factors to calculate the LCM of 65503 and 65522.

LCM(65503,65522) = 311 × 21131 × 21 × 1812
LCM(65503,65522) = 4291887566