Q: Is 159,820 a Prime Number?
A: No, 159,820 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 159820 can be evenly divided by 1 2 4 5 10 20 61 122 131 244 262 305 524 610 655 1,220 1,310 2,620 7,991 15,982 31,964 39,955 79,910 and 159,820, with no remainder.
Since 159,820 cannot be divided by just 1 and 159,820, it is not a prime number.