GCF and LCM Calculator Logo

What is the Least Common Multiple of 76970 and 76990?

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 76970 and 76990 is 592592030.

LCM(76970,76990) = 592592030

LCM Calculator and
and

Least Common Multiple of 76970 and 76990 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76970 and 76990, than apply into the LCM equation.

GCF(76970,76990) = 10
LCM(76970,76990) = ( 76970 × 76990) / 10
LCM(76970,76990) = 5925920300 / 10
LCM(76970,76990) = 592592030

Least Common Multiple (LCM) of 76970 and 76990 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76970 and 76990. First we will calculate the prime factors of 76970 and 76990.

Prime Factorization of 76970

Prime factors of 76970 are 2, 5, 43, 179. Prime factorization of 76970 in exponential form is:

76970 = 21 × 51 × 431 × 1791

Prime Factorization of 76990

Prime factors of 76990 are 2, 5, 7699. Prime factorization of 76990 in exponential form is:

76990 = 21 × 51 × 76991

Now multiplying the highest exponent prime factors to calculate the LCM of 76970 and 76990.

LCM(76970,76990) = 21 × 51 × 431 × 1791 × 76991
LCM(76970,76990) = 592592030