Q: Is 143,220,021 a Prime Number?
A: No, 143,220,021 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 143220021 can be evenly divided by 1 3 7 21 6,820,001 20,460,003 47,740,007 and 143,220,021, with no remainder.
Since 143,220,021 cannot be divided by just 1 and 143,220,021, it is not a prime number.
Number | 143,220,019 | 143,220,020 | 143,220,022 | 143,220,023 |
Prime? | no | no | no | yes |