Q: Is 523,980 a Prime Number?
A: No, 523,980 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 523980 can be evenly divided by 1 2 3 4 5 6 9 10 12 15 18 20 30 36 41 45 60 71 82 90 123 142 164 180 205 213 246 284 355 369 410 426 492 615 639 710 738 820 852 1,065 1,230 1,278 1,420 1,476 1,845 2,130 2,460 2,556 2,911 3,195 3,690 4,260 5,822 6,390 7,380 8,733 11,644 12,780 14,555 17,466 26,199 29,110 34,932 43,665 52,398 58,220 87,330 104,796 130,995 174,660 261,990 and 523,980, with no remainder.
Since 523,980 cannot be divided by just 1 and 523,980, it is not a prime number.