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What is the Least Common Multiple of 28951 and 28968?

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 28951 and 28968 is 49332504.

LCM(28951,28968) = 49332504

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Least Common Multiple of 28951 and 28968 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28951 and 28968, than apply into the LCM equation.

GCF(28951,28968) = 17
LCM(28951,28968) = ( 28951 × 28968) / 17
LCM(28951,28968) = 838652568 / 17
LCM(28951,28968) = 49332504

Least Common Multiple (LCM) of 28951 and 28968 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28951 and 28968. First we will calculate the prime factors of 28951 and 28968.

Prime Factorization of 28951

Prime factors of 28951 are 13, 17, 131. Prime factorization of 28951 in exponential form is:

28951 = 131 × 171 × 1311

Prime Factorization of 28968

Prime factors of 28968 are 2, 3, 17, 71. Prime factorization of 28968 in exponential form is:

28968 = 23 × 31 × 171 × 711

Now multiplying the highest exponent prime factors to calculate the LCM of 28951 and 28968.

LCM(28951,28968) = 131 × 171 × 1311 × 23 × 31 × 711
LCM(28951,28968) = 49332504