What is the Least Common Multiple of 689 and 708?
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 689 and 708 is 487812.
LCM(689,708) = 487812
Least Common Multiple of 689 and 708 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 689 and 708, than apply into the LCM equation.
GCF(689,708) = 1
LCM(689,708) = ( 689 × 708) / 1
LCM(689,708) = 487812 / 1
LCM(689,708) = 487812
Least Common Multiple (LCM) of 689 and 708 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 689 and 708. First we will calculate the prime factors of 689 and 708.
Prime Factorization of 689
Prime factors of 689 are 13, 53. Prime factorization of 689 in exponential form is:
689 = 131 × 531
Prime Factorization of 708
Prime factors of 708 are 2, 3, 59. Prime factorization of 708 in exponential form is:
708 = 22 × 31 × 591
Now multiplying the highest exponent prime factors to calculate the LCM of 689 and 708.
LCM(689,708) = 131 × 531 × 22 × 31 × 591
LCM(689,708) = 487812
Related Least Common Multiples of 689
- LCM of 689 and 693
- LCM of 689 and 694
- LCM of 689 and 695
- LCM of 689 and 696
- LCM of 689 and 697
- LCM of 689 and 698
- LCM of 689 and 699
- LCM of 689 and 700
- LCM of 689 and 701
- LCM of 689 and 702
- LCM of 689 and 703
- LCM of 689 and 704
- LCM of 689 and 705
- LCM of 689 and 706
- LCM of 689 and 707
- LCM of 689 and 708
- LCM of 689 and 709
Related Least Common Multiples of 708
- LCM of 708 and 712
- LCM of 708 and 713
- LCM of 708 and 714
- LCM of 708 and 715
- LCM of 708 and 716
- LCM of 708 and 717
- LCM of 708 and 718
- LCM of 708 and 719
- LCM of 708 and 720
- LCM of 708 and 721
- LCM of 708 and 722
- LCM of 708 and 723
- LCM of 708 and 724
- LCM of 708 and 725
- LCM of 708 and 726
- LCM of 708 and 727
- LCM of 708 and 728