GCF and LCM Calculator Logo

What is the Least Common Multiple of 1461 and 1469?

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 1461 and 1469 is 2146209.

LCM(1461,1469) = 2146209

LCM Calculator and
and

Least Common Multiple of 1461 and 1469 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 1461 and 1469, than apply into the LCM equation.

GCF(1461,1469) = 1
LCM(1461,1469) = ( 1461 × 1469) / 1
LCM(1461,1469) = 2146209 / 1
LCM(1461,1469) = 2146209

Least Common Multiple (LCM) of 1461 and 1469 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 1461 and 1469. First we will calculate the prime factors of 1461 and 1469.

Prime Factorization of 1461

Prime factors of 1461 are 3, 487. Prime factorization of 1461 in exponential form is:

1461 = 31 × 4871

Prime Factorization of 1469

Prime factors of 1469 are 13, 113. Prime factorization of 1469 in exponential form is:

1469 = 131 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 1461 and 1469.

LCM(1461,1469) = 31 × 4871 × 131 × 1131
LCM(1461,1469) = 2146209