Q: Is 915,000 a Prime Number?
A: No, 915,000 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 915000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 61 75 100 120 122 125 150 183 200 244 250 300 305 366 375 488 500 600 610 625 732 750 915 1,000 1,220 1,250 1,464 1,500 1,525 1,830 1,875 2,440 2,500 3,000 3,050 3,660 3,750 4,575 5,000 6,100 7,320 7,500 7,625 9,150 12,200 15,000 15,250 18,300 22,875 30,500 36,600 38,125 45,750 61,000 76,250 91,500 114,375 152,500 183,000 228,750 305,000 457,500 and 915,000, with no remainder.
Since 915,000 cannot be divided by just 1 and 915,000, it is not a prime number.