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What is the Least Common Multiple of 26976 and 26981?

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 26976 and 26981 is 727839456.

LCM(26976,26981) = 727839456

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Least Common Multiple of 26976 and 26981 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 26976 and 26981, than apply into the LCM equation.

GCF(26976,26981) = 1
LCM(26976,26981) = ( 26976 × 26981) / 1
LCM(26976,26981) = 727839456 / 1
LCM(26976,26981) = 727839456

Least Common Multiple (LCM) of 26976 and 26981 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 26976 and 26981. First we will calculate the prime factors of 26976 and 26981.

Prime Factorization of 26976

Prime factors of 26976 are 2, 3, 281. Prime factorization of 26976 in exponential form is:

26976 = 25 × 31 × 2811

Prime Factorization of 26981

Prime factors of 26981 are 26981. Prime factorization of 26981 in exponential form is:

26981 = 269811

Now multiplying the highest exponent prime factors to calculate the LCM of 26976 and 26981.

LCM(26976,26981) = 25 × 31 × 2811 × 269811
LCM(26976,26981) = 727839456