Q: Is 250,640 a Prime Number?
A: No, 250,640 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 250640 can be evenly divided by 1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 241 260 482 520 964 1,040 1,205 1,928 2,410 3,133 3,856 4,820 6,266 9,640 12,532 15,665 19,280 25,064 31,330 50,128 62,660 125,320 and 250,640, with no remainder.
Since 250,640 cannot be divided by just 1 and 250,640, it is not a prime number.