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What is the Least Common Multiple of 22983 and 22991?

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 22983 and 22991 is 528402153.

LCM(22983,22991) = 528402153

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Least Common Multiple of 22983 and 22991 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22983 and 22991, than apply into the LCM equation.

GCF(22983,22991) = 1
LCM(22983,22991) = ( 22983 × 22991) / 1
LCM(22983,22991) = 528402153 / 1
LCM(22983,22991) = 528402153

Least Common Multiple (LCM) of 22983 and 22991 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22983 and 22991. First we will calculate the prime factors of 22983 and 22991.

Prime Factorization of 22983

Prime factors of 22983 are 3, 47, 163. Prime factorization of 22983 in exponential form is:

22983 = 31 × 471 × 1631

Prime Factorization of 22991

Prime factors of 22991 are 83, 277. Prime factorization of 22991 in exponential form is:

22991 = 831 × 2771

Now multiplying the highest exponent prime factors to calculate the LCM of 22983 and 22991.

LCM(22983,22991) = 31 × 471 × 1631 × 831 × 2771
LCM(22983,22991) = 528402153