Q: Is 490,620 a Prime Number?
A: No, 490,620 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 490620 can be evenly divided by 1 2 3 4 5 6 10 12 13 15 17 20 26 30 34 37 39 51 52 60 65 68 74 78 85 102 111 130 148 156 170 185 195 204 221 222 255 260 340 370 390 442 444 481 510 555 629 663 740 780 884 962 1,020 1,105 1,110 1,258 1,326 1,443 1,887 1,924 2,210 2,220 2,405 2,516 2,652 2,886 3,145 3,315 3,774 4,420 4,810 5,772 6,290 6,630 7,215 7,548 8,177 9,435 9,620 12,580 13,260 14,430 16,354 18,870 24,531 28,860 32,708 37,740 40,885 49,062 81,770 98,124 122,655 163,540 245,310 and 490,620, with no remainder.
Since 490,620 cannot be divided by just 1 and 490,620, it is not a prime number.