Q: Is 1,706,670 a Prime Number?
A: No, 1,706,670 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 1706670 can be evenly divided by 1 2 3 5 6 7 9 10 14 15 18 21 27 30 35 42 43 45 49 54 63 70 81 86 90 98 105 126 129 135 147 162 189 210 215 245 258 270 294 301 315 378 387 405 430 441 490 567 602 630 645 735 774 810 882 903 945 1,134 1,161 1,290 1,323 1,470 1,505 1,806 1,890 1,935 2,107 2,205 2,322 2,646 2,709 2,835 3,010 3,483 3,870 3,969 4,214 4,410 4,515 5,418 5,670 5,805 6,321 6,615 6,966 7,938 8,127 9,030 10,535 11,610 12,642 13,230 13,545 16,254 17,415 18,963 19,845 21,070 24,381 27,090 31,605 34,830 37,926 39,690 40,635 48,762 56,889 63,210 81,270 94,815 113,778 121,905 170,667 189,630 243,810 284,445 341,334 568,890 853,335 and 1,706,670, with no remainder.
Since 1,706,670 cannot be divided by just 1 and 1,706,670, it is not a prime number.