Q: Is 485,040 a Prime Number?
A: No, 485,040 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 485040 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 43 47 48 60 80 86 94 120 129 141 172 188 215 235 240 258 282 344 376 430 470 516 564 645 688 705 752 860 940 1,032 1,128 1,290 1,410 1,720 1,880 2,021 2,064 2,256 2,580 2,820 3,440 3,760 4,042 5,160 5,640 6,063 8,084 10,105 10,320 11,280 12,126 16,168 20,210 24,252 30,315 32,336 40,420 48,504 60,630 80,840 97,008 121,260 161,680 242,520 and 485,040, with no remainder.
Since 485,040 cannot be divided by just 1 and 485,040, it is not a prime number.