Q: Is 431,480 a Prime Number?
A: No, 431,480 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 431480 can be evenly divided by 1 2 4 5 7 8 10 14 20 23 28 35 40 46 56 67 70 92 115 134 140 161 184 230 268 280 322 335 460 469 536 644 670 805 920 938 1,288 1,340 1,541 1,610 1,876 2,345 2,680 3,082 3,220 3,752 4,690 6,164 6,440 7,705 9,380 10,787 12,328 15,410 18,760 21,574 30,820 43,148 53,935 61,640 86,296 107,870 215,740 and 431,480, with no remainder.
Since 431,480 cannot be divided by just 1 and 431,480, it is not a prime number.