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What is the Least Common Multiple of 22545 and 22562?

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 22545 and 22562 is 508660290.

LCM(22545,22562) = 508660290

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Least Common Multiple of 22545 and 22562 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22545 and 22562, than apply into the LCM equation.

GCF(22545,22562) = 1
LCM(22545,22562) = ( 22545 × 22562) / 1
LCM(22545,22562) = 508660290 / 1
LCM(22545,22562) = 508660290

Least Common Multiple (LCM) of 22545 and 22562 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22545 and 22562. First we will calculate the prime factors of 22545 and 22562.

Prime Factorization of 22545

Prime factors of 22545 are 3, 5, 167. Prime factorization of 22545 in exponential form is:

22545 = 33 × 51 × 1671

Prime Factorization of 22562

Prime factors of 22562 are 2, 29, 389. Prime factorization of 22562 in exponential form is:

22562 = 21 × 291 × 3891

Now multiplying the highest exponent prime factors to calculate the LCM of 22545 and 22562.

LCM(22545,22562) = 33 × 51 × 1671 × 21 × 291 × 3891
LCM(22545,22562) = 508660290