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What is the Least Common Multiple of 49240 and 49258?

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 49240 and 49258 is 1212731960.

LCM(49240,49258) = 1212731960

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Least Common Multiple of 49240 and 49258 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 49240 and 49258, than apply into the LCM equation.

GCF(49240,49258) = 2
LCM(49240,49258) = ( 49240 × 49258) / 2
LCM(49240,49258) = 2425463920 / 2
LCM(49240,49258) = 1212731960

Least Common Multiple (LCM) of 49240 and 49258 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 49240 and 49258. First we will calculate the prime factors of 49240 and 49258.

Prime Factorization of 49240

Prime factors of 49240 are 2, 5, 1231. Prime factorization of 49240 in exponential form is:

49240 = 23 × 51 × 12311

Prime Factorization of 49258

Prime factors of 49258 are 2, 11, 2239. Prime factorization of 49258 in exponential form is:

49258 = 21 × 111 × 22391

Now multiplying the highest exponent prime factors to calculate the LCM of 49240 and 49258.

LCM(49240,49258) = 23 × 51 × 12311 × 111 × 22391
LCM(49240,49258) = 1212731960