Q: Is 480,640 a Prime Number?
A: No, 480,640 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 480640 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 320 640 751 1,502 3,004 3,755 6,008 7,510 12,016 15,020 24,032 30,040 48,064 60,080 96,128 120,160 240,320 and 480,640, with no remainder.
Since 480,640 cannot be divided by just 1 and 480,640, it is not a prime number.