They are members of the infinite set of numbers of the form 689*k where k is an integer.
53 106 159 212 265 318 371 424 477 583 636 689
689 written as a percent = 68900%689= 689 * 100%= 68900%
The nearest tenths place to 689 is 689 or 689.0
689 is DCLXXXIX.
489 + 689 = 1178
27.56
689 times 42 is 28,938.
57.4167
1000 does not divide equally into 689.
689 X 1000= 689,000
5 x 689 = 3445
689 miles = 1,108.838 kilometers