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What is the Least Common Multiple of 292 and 296?

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 292 and 296 is 21608.

LCM(292,296) = 21608

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Least Common Multiple of 292 and 296 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 292 and 296, than apply into the LCM equation.

GCF(292,296) = 4
LCM(292,296) = ( 292 × 296) / 4
LCM(292,296) = 86432 / 4
LCM(292,296) = 21608

Least Common Multiple (LCM) of 292 and 296 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 292 and 296. First we will calculate the prime factors of 292 and 296.

Prime Factorization of 292

Prime factors of 292 are 2, 73. Prime factorization of 292 in exponential form is:

292 = 22 × 731

Prime Factorization of 296

Prime factors of 296 are 2, 37. Prime factorization of 296 in exponential form is:

296 = 23 × 371

Now multiplying the highest exponent prime factors to calculate the LCM of 292 and 296.

LCM(292,296) = 23 × 731 × 371
LCM(292,296) = 21608