Q: Is 670,725 a Prime Number?
A: No, 670,725 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 670725 can be evenly divided by 1 3 5 9 11 15 25 33 45 55 75 99 165 225 271 275 495 813 825 1,355 2,439 2,475 2,981 4,065 6,775 8,943 12,195 14,905 20,325 26,829 44,715 60,975 74,525 134,145 223,575 and 670,725, with no remainder.
Since 670,725 cannot be divided by just 1 and 670,725, it is not a prime number.