Q: Is 3,640 a Prime Number?
A: No, 3,640 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 3640 can be evenly divided by 1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 130 140 182 260 280 364 455 520 728 910 1,820 and 3,640, with no remainder.
Since 3,640 cannot be divided by just 1 and 3,640, it is not a prime number.