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What is the Least Common Multiple of 48990 and 49000?

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 48990 and 49000 is 240051000.

LCM(48990,49000) = 240051000

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Least Common Multiple of 48990 and 49000 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 48990 and 49000, than apply into the LCM equation.

GCF(48990,49000) = 10
LCM(48990,49000) = ( 48990 × 49000) / 10
LCM(48990,49000) = 2400510000 / 10
LCM(48990,49000) = 240051000

Least Common Multiple (LCM) of 48990 and 49000 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 48990 and 49000. First we will calculate the prime factors of 48990 and 49000.

Prime Factorization of 48990

Prime factors of 48990 are 2, 3, 5, 23, 71. Prime factorization of 48990 in exponential form is:

48990 = 21 × 31 × 51 × 231 × 711

Prime Factorization of 49000

Prime factors of 49000 are 2, 5, 7. Prime factorization of 49000 in exponential form is:

49000 = 23 × 53 × 72

Now multiplying the highest exponent prime factors to calculate the LCM of 48990 and 49000.

LCM(48990,49000) = 23 × 31 × 53 × 231 × 711 × 72
LCM(48990,49000) = 240051000