Q: Is 258,750 a Prime Number?
A: No, 258,750 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 258750 can be evenly divided by 1 2 3 5 6 9 10 15 18 23 25 30 45 46 50 69 75 90 115 125 138 150 207 225 230 250 345 375 414 450 575 625 690 750 1,035 1,125 1,150 1,250 1,725 1,875 2,070 2,250 2,875 3,450 3,750 5,175 5,625 5,750 8,625 10,350 11,250 14,375 17,250 25,875 28,750 43,125 51,750 86,250 129,375 and 258,750, with no remainder.
Since 258,750 cannot be divided by just 1 and 258,750, it is not a prime number.