Q: Is 690,240 a Prime Number?
A: No, 690,240 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 690240 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 160 192 240 320 480 719 960 1,438 2,157 2,876 3,595 4,314 5,752 7,190 8,628 10,785 11,504 14,380 17,256 21,570 23,008 28,760 34,512 43,140 46,016 57,520 69,024 86,280 115,040 138,048 172,560 230,080 345,120 and 690,240, with no remainder.
Since 690,240 cannot be divided by just 1 and 690,240, it is not a prime number.