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What is the Least Common Multiple of 1493 and 1505?

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 1493 and 1505 is 2246965.

LCM(1493,1505) = 2246965

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Least Common Multiple of 1493 and 1505 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1493 and 1505, than apply into the LCM equation.

GCF(1493,1505) = 1
LCM(1493,1505) = ( 1493 × 1505) / 1
LCM(1493,1505) = 2246965 / 1
LCM(1493,1505) = 2246965

Least Common Multiple (LCM) of 1493 and 1505 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1493 and 1505. First we will calculate the prime factors of 1493 and 1505.

Prime Factorization of 1493

Prime factors of 1493 are 1493. Prime factorization of 1493 in exponential form is:

1493 = 14931

Prime Factorization of 1505

Prime factors of 1505 are 5, 7, 43. Prime factorization of 1505 in exponential form is:

1505 = 51 × 71 × 431

Now multiplying the highest exponent prime factors to calculate the LCM of 1493 and 1505.

LCM(1493,1505) = 14931 × 51 × 71 × 431
LCM(1493,1505) = 2246965