Q: Is 86,420 a Prime Number?
A: No, 86,420 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 86420 can be evenly divided by 1 2 4 5 10 20 29 58 116 145 149 290 298 580 596 745 1,490 2,980 4,321 8,642 17,284 21,605 43,210 and 86,420, with no remainder.
Since 86,420 cannot be divided by just 1 and 86,420, it is not a prime number.