Q: Is 2,142,625 a Prime Number?
A: No, 2,142,625 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 2142625 can be evenly divided by 1 5 25 61 125 281 305 1,405 1,525 7,025 7,625 17,141 35,125 85,705 428,525 and 2,142,625, with no remainder.
Since 2,142,625 cannot be divided by just 1 and 2,142,625, it is not a prime number.