Q: Is 2,740,420 a Prime Number?
A: No, 2,740,420 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 2740420 can be evenly divided by 1 2 4 5 10 20 73 146 292 365 730 1,460 1,877 3,754 7,508 9,385 18,770 37,540 137,021 274,042 548,084 685,105 1,370,210 and 2,740,420, with no remainder.
Since 2,740,420 cannot be divided by just 1 and 2,740,420, it is not a prime number.