Q: Is 387,520 a Prime Number?
A: No, 387,520 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 387520 can be evenly divided by 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 140 160 173 224 280 320 346 448 560 692 865 1,120 1,211 1,384 1,730 2,240 2,422 2,768 3,460 4,844 5,536 6,055 6,920 9,688 11,072 12,110 13,840 19,376 24,220 27,680 38,752 48,440 55,360 77,504 96,880 193,760 and 387,520, with no remainder.
Since 387,520 cannot be divided by just 1 and 387,520, it is not a prime number.