Q: Is 258,000 a Prime Number?
A: No, 258,000 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 258000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 40 43 48 50 60 75 80 86 100 120 125 129 150 172 200 215 240 250 258 300 344 375 400 430 500 516 600 645 688 750 860 1,000 1,032 1,075 1,200 1,290 1,500 1,720 2,000 2,064 2,150 2,580 3,000 3,225 3,440 4,300 5,160 5,375 6,000 6,450 8,600 10,320 10,750 12,900 16,125 17,200 21,500 25,800 32,250 43,000 51,600 64,500 86,000 129,000 and 258,000, with no remainder.
Since 258,000 cannot be divided by just 1 and 258,000, it is not a prime number.