Q: Is 625,740 a Prime Number?
A: No, 625,740 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 625740 can be evenly divided by 1 2 3 4 5 6 10 12 15 20 30 60 10,429 20,858 31,287 41,716 52,145 62,574 104,290 125,148 156,435 208,580 312,870 and 625,740, with no remainder.
Since 625,740 cannot be divided by just 1 and 625,740, it is not a prime number.