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What is the Least Common Multiple of 11962 and 11981?

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 11962 and 11981 is 143316722.

LCM(11962,11981) = 143316722

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Least Common Multiple of 11962 and 11981 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11962 and 11981, than apply into the LCM equation.

GCF(11962,11981) = 1
LCM(11962,11981) = ( 11962 × 11981) / 1
LCM(11962,11981) = 143316722 / 1
LCM(11962,11981) = 143316722

Least Common Multiple (LCM) of 11962 and 11981 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11962 and 11981. First we will calculate the prime factors of 11962 and 11981.

Prime Factorization of 11962

Prime factors of 11962 are 2, 5981. Prime factorization of 11962 in exponential form is:

11962 = 21 × 59811

Prime Factorization of 11981

Prime factors of 11981 are 11981. Prime factorization of 11981 in exponential form is:

11981 = 119811

Now multiplying the highest exponent prime factors to calculate the LCM of 11962 and 11981.

LCM(11962,11981) = 21 × 59811 × 119811
LCM(11962,11981) = 143316722