Q: Is 427,520 a Prime Number?
A: No, 427,520 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 427520 can be evenly divided by 1 2 4 5 8 10 16 20 32 40 64 80 128 160 167 256 320 334 512 640 668 835 1,280 1,336 1,670 2,560 2,672 3,340 5,344 6,680 10,688 13,360 21,376 26,720 42,752 53,440 85,504 106,880 213,760 and 427,520, with no remainder.
Since 427,520 cannot be divided by just 1 and 427,520, it is not a prime number.