What is the Least Common Multiple of 90457 and 90461?

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 90457 and 90461 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90457 and 90461, than apply into the LCM equation.

GCF(90457,90461) = 1
LCM(90457,90461) = ( 90457 × 90461) / 1
LCM(90457,90461) = 8182830677 / 1
LCM(90457,90461) = 8182830677

Least Common Multiple (LCM) of 90457 and 90461 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90457 and 90461. First we will calculate the prime factors of 90457 and 90461.

Prime Factorization of 90457

Prime Factorization of 90461

Now multiplying the highest exponent prime factors to calculate the LCM of 90457 and 90461.

LCM(90457,90461) = 17² × 313¹ × 7¹ × 12923¹
LCM(90457,90461) = 8182830677