Q: Is 1,420,000 a Prime Number?
A: No, 1,420,000 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 1420000 can be evenly divided by 1 2 4 5 8 10 16 20 25 32 40 50 71 80 100 125 142 160 200 250 284 355 400 500 568 625 710 800 1,000 1,136 1,250 1,420 1,775 2,000 2,272 2,500 2,840 3,550 4,000 5,000 5,680 7,100 8,875 10,000 11,360 14,200 17,750 20,000 28,400 35,500 44,375 56,800 71,000 88,750 142,000 177,500 284,000 355,000 710,000 and 1,420,000, with no remainder.
Since 1,420,000 cannot be divided by just 1 and 1,420,000, it is not a prime number.