Q: Is 216,231,015 a Prime Number?
A: No, 216,231,015 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 216231015 can be evenly divided by 1 3 5 7 11 13 15 21 33 35 39 55 65 77 91 105 143 165 195 231 273 385 429 455 715 1,001 1,155 1,365 2,145 3,003 5,005 14,401 15,015 43,203 72,005 100,807 158,411 187,213 216,015 302,421 475,233 504,035 561,639 792,055 936,065 1,108,877 1,310,491 1,512,105 2,059,343 2,376,165 2,808,195 3,326,631 3,931,473 5,544,385 6,178,029 6,552,455 10,296,715 14,415,401 16,633,155 19,657,365 30,890,145 43,246,203 72,077,005 and 216,231,015, with no remainder.
Since 216,231,015 cannot be divided by just 1 and 216,231,015, it is not a prime number.
| Number | 216,231,013 | 216,231,014 | 216,231,016 | 216,231,017 |
| Prime? | no | no | no | no |