What is the Least Common Multiple of 27421 and 27431?

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 of 27421 and 27431 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 27421 and 27431, than apply into the LCM equation.

GCF(27421,27431) = 1
LCM(27421,27431) = ( 27421 × 27431) / 1
LCM(27421,27431) = 752185451 / 1
LCM(27421,27431) = 752185451

Least Common Multiple (LCM) of 27421 and 27431 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 27421 and 27431. First we will calculate the prime factors of 27421 and 27431.

Prime Factorization of 27421

Prime Factorization of 27431

Now multiplying the highest exponent prime factors to calculate the LCM of 27421 and 27431.

LCM(27421,27431) = 17¹ × 1613¹ × 27431¹
LCM(27421,27431) = 752185451