Q: Is 835,640 a Prime Number?
A: No, 835,640 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 835640 can be evenly divided by 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 1,607 3,214 6,428 8,035 12,856 16,070 20,891 32,140 41,782 64,280 83,564 104,455 167,128 208,910 417,820 and 835,640, with no remainder.
Since 835,640 cannot be divided by just 1 and 835,640, it is not a prime number.