What is the Least Common Multiple of 289 and 303?
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 289 and 303 is 87567.
LCM(289,303) = 87567
Least Common Multiple of 289 and 303 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 289 and 303, than apply into the LCM equation.
GCF(289,303) = 1
LCM(289,303) = ( 289 × 303) / 1
LCM(289,303) = 87567 / 1
LCM(289,303) = 87567
Least Common Multiple (LCM) of 289 and 303 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 289 and 303. First we will calculate the prime factors of 289 and 303.
Prime Factorization of 289
Prime factors of 289 are 17. Prime factorization of 289 in exponential form is:
289 = 172
Prime Factorization of 303
Prime factors of 303 are 3, 101. Prime factorization of 303 in exponential form is:
303 = 31 × 1011
Now multiplying the highest exponent prime factors to calculate the LCM of 289 and 303.
LCM(289,303) = 172 × 31 × 1011
LCM(289,303) = 87567
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