Q: Is 4,201,000 a Prime Number?
A: No, 4,201,000 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 4201000 can be evenly divided by 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1,000 4,201 8,402 16,804 21,005 33,608 42,010 84,020 105,025 168,040 210,050 420,100 525,125 840,200 1,050,250 2,100,500 and 4,201,000, with no remainder.
Since 4,201,000 cannot be divided by just 1 and 4,201,000, it is not a prime number.