Q: Is 672,620 a Prime Number?
A: No, 672,620 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 672620 can be evenly divided by 1 2 4 5 10 13 20 26 52 65 130 169 199 260 338 398 676 796 845 995 1,690 1,990 2,587 3,380 3,980 5,174 10,348 12,935 25,870 33,631 51,740 67,262 134,524 168,155 336,310 and 672,620, with no remainder.
Since 672,620 cannot be divided by just 1 and 672,620, it is not a prime number.