What is the Least Common Multiple of 38890 and 38897?

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 38890 and 38897 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38890 and 38897, than apply into the LCM equation.

GCF(38890,38897) = 1
LCM(38890,38897) = ( 38890 × 38897) / 1
LCM(38890,38897) = 1512704330 / 1
LCM(38890,38897) = 1512704330

Least Common Multiple (LCM) of 38890 and 38897 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38890 and 38897. First we will calculate the prime factors of 38890 and 38897.

Prime Factorization of 38890

Prime Factorization of 38897

Now multiplying the highest exponent prime factors to calculate the LCM of 38890 and 38897.

LCM(38890,38897) = 2¹ × 5¹ × 3889¹ × 97¹ × 401¹
LCM(38890,38897) = 1512704330