Q: Is 690,000 a Prime Number?
A: No, 690,000 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 690000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 23 24 25 30 40 46 48 50 60 69 75 80 92 100 115 120 125 138 150 184 200 230 240 250 276 300 345 368 375 400 460 500 552 575 600 625 690 750 920 1,000 1,104 1,150 1,200 1,250 1,380 1,500 1,725 1,840 1,875 2,000 2,300 2,500 2,760 2,875 3,000 3,450 3,750 4,600 5,000 5,520 5,750 6,000 6,900 7,500 8,625 9,200 10,000 11,500 13,800 14,375 15,000 17,250 23,000 27,600 28,750 30,000 34,500 43,125 46,000 57,500 69,000 86,250 115,000 138,000 172,500 230,000 345,000 and 690,000, with no remainder.
Since 690,000 cannot be divided by just 1 and 690,000, it is not a prime number.