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What is the Least Common Multiple of 799 and 803?

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 799 and 803 is 641597.

LCM(799,803) = 641597

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Least Common Multiple of 799 and 803 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 799 and 803, than apply into the LCM equation.

GCF(799,803) = 1
LCM(799,803) = ( 799 × 803) / 1
LCM(799,803) = 641597 / 1
LCM(799,803) = 641597

Least Common Multiple (LCM) of 799 and 803 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 799 and 803. First we will calculate the prime factors of 799 and 803.

Prime Factorization of 799

Prime factors of 799 are 17, 47. Prime factorization of 799 in exponential form is:

799 = 171 × 471

Prime Factorization of 803

Prime factors of 803 are 11, 73. Prime factorization of 803 in exponential form is:

803 = 111 × 731

Now multiplying the highest exponent prime factors to calculate the LCM of 799 and 803.

LCM(799,803) = 171 × 471 × 111 × 731
LCM(799,803) = 641597