Q: Is 5,387,625 a Prime Number?
A: No, 5,387,625 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 5387625 can be evenly divided by 1 3 5 9 15 25 45 75 125 225 375 1,125 4,789 14,367 23,945 43,101 71,835 119,725 215,505 359,175 598,625 1,077,525 1,795,875 and 5,387,625, with no remainder.
Since 5,387,625 cannot be divided by just 1 and 5,387,625, it is not a prime number.