Q: Is 216,108 a Prime Number?
A: No, 216,108 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 216108 can be evenly divided by 1 2 3 4 6 9 12 18 23 27 29 36 46 54 58 69 81 87 92 108 116 138 162 174 207 261 276 324 348 414 522 621 667 783 828 1,044 1,242 1,334 1,566 1,863 2,001 2,349 2,484 2,668 3,132 3,726 4,002 4,698 6,003 7,452 8,004 9,396 12,006 18,009 24,012 36,018 54,027 72,036 108,054 and 216,108, with no remainder.
Since 216,108 cannot be divided by just 1 and 216,108, it is not a prime number.