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What is the Least Common Multiple of 39249 and 39257?

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 39249 and 39257 is 1540797993.

LCM(39249,39257) = 1540797993

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Least Common Multiple of 39249 and 39257 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39249 and 39257, than apply into the LCM equation.

GCF(39249,39257) = 1
LCM(39249,39257) = ( 39249 × 39257) / 1
LCM(39249,39257) = 1540797993 / 1
LCM(39249,39257) = 1540797993

Least Common Multiple (LCM) of 39249 and 39257 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39249 and 39257. First we will calculate the prime factors of 39249 and 39257.

Prime Factorization of 39249

Prime factors of 39249 are 3, 7, 89. Prime factorization of 39249 in exponential form is:

39249 = 32 × 72 × 891

Prime Factorization of 39257

Prime factors of 39257 are 37, 1061. Prime factorization of 39257 in exponential form is:

39257 = 371 × 10611

Now multiplying the highest exponent prime factors to calculate the LCM of 39249 and 39257.

LCM(39249,39257) = 32 × 72 × 891 × 371 × 10611
LCM(39249,39257) = 1540797993