Q: Is 1,601,670 a Prime Number?
A: No, 1,601,670 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 1601670 can be evenly divided by 1 2 3 5 6 7 10 14 15 21 29 30 35 42 58 70 87 105 145 174 203 210 263 290 406 435 526 609 789 870 1,015 1,218 1,315 1,578 1,841 2,030 2,630 3,045 3,682 3,945 5,523 6,090 7,627 7,890 9,205 11,046 15,254 18,410 22,881 27,615 38,135 45,762 53,389 55,230 76,270 106,778 114,405 160,167 228,810 266,945 320,334 533,890 800,835 and 1,601,670, with no remainder.
Since 1,601,670 cannot be divided by just 1 and 1,601,670, it is not a prime number.