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What is the Least Common Multiple of 28249 and 28258?

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 28249 and 28258 is 798260242.

LCM(28249,28258) = 798260242

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Least Common Multiple of 28249 and 28258 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28249 and 28258, than apply into the LCM equation.

GCF(28249,28258) = 1
LCM(28249,28258) = ( 28249 × 28258) / 1
LCM(28249,28258) = 798260242 / 1
LCM(28249,28258) = 798260242

Least Common Multiple (LCM) of 28249 and 28258 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28249 and 28258. First we will calculate the prime factors of 28249 and 28258.

Prime Factorization of 28249

Prime factors of 28249 are 13, 41, 53. Prime factorization of 28249 in exponential form is:

28249 = 131 × 411 × 531

Prime Factorization of 28258

Prime factors of 28258 are 2, 71, 199. Prime factorization of 28258 in exponential form is:

28258 = 21 × 711 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 28249 and 28258.

LCM(28249,28258) = 131 × 411 × 531 × 21 × 711 × 1991
LCM(28249,28258) = 798260242