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What is the Least Common Multiple of 292 and 305?

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 305 is 89060.

LCM(292,305) = 89060

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Least Common Multiple of 292 and 305 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 305, than apply into the LCM equation.

GCF(292,305) = 1
LCM(292,305) = ( 292 × 305) / 1
LCM(292,305) = 89060 / 1
LCM(292,305) = 89060

Least Common Multiple (LCM) of 292 and 305 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 292 and 305. First we will calculate the prime factors of 292 and 305.

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 305

Prime factors of 305 are 5, 61. Prime factorization of 305 in exponential form is:

305 = 51 × 611

Now multiplying the highest exponent prime factors to calculate the LCM of 292 and 305.

LCM(292,305) = 22 × 731 × 51 × 611
LCM(292,305) = 89060