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What is the Least Common Multiple of 415 and 433?

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 415 and 433 is 179695.

LCM(415,433) = 179695

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Least Common Multiple of 415 and 433 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 415 and 433, than apply into the LCM equation.

GCF(415,433) = 1
LCM(415,433) = ( 415 × 433) / 1
LCM(415,433) = 179695 / 1
LCM(415,433) = 179695

Least Common Multiple (LCM) of 415 and 433 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 415 and 433. First we will calculate the prime factors of 415 and 433.

Prime Factorization of 415

Prime factors of 415 are 5, 83. Prime factorization of 415 in exponential form is:

415 = 51 × 831

Prime Factorization of 433

Prime factors of 433 are 433. Prime factorization of 433 in exponential form is:

433 = 4331

Now multiplying the highest exponent prime factors to calculate the LCM of 415 and 433.

LCM(415,433) = 51 × 831 × 4331
LCM(415,433) = 179695