Q: Is 2,158,002 a Prime Number?
A: No, 2,158,002 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 2158002 can be evenly divided by 1 2 3 6 7 9 11 14 18 21 22 27 33 42 54 63 66 77 81 99 126 154 162 173 189 198 231 297 346 378 462 519 567 594 693 891 1,038 1,134 1,211 1,386 1,557 1,782 1,903 2,079 2,422 3,114 3,633 3,806 4,158 4,671 5,709 6,237 7,266 9,342 10,899 11,418 12,474 13,321 14,013 17,127 21,798 26,642 28,026 32,697 34,254 39,963 51,381 65,394 79,926 98,091 102,762 119,889 154,143 196,182 239,778 308,286 359,667 719,334 1,079,001 and 2,158,002, with no remainder.
Since 2,158,002 cannot be divided by just 1 and 2,158,002, it is not a prime number.